2017209474

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{103}}^1\times {\mathrm{197}}^1\times {\mathrm{263}}^1$

素因数の和:581

約数の個数: 128

約数和(自身を含む): 5218836480

約数和(自身を除く): 3201627006

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 103, 126, 189, 197, 206, 263, 309, 378, 394, 526, 591, 618, 721, 789, 927, 1182, 1379, 1442, 1578, 1773, 1841, 1854, 2163, 2367, 2758, 2781, 3546, 3682, 4137, 4326, 4734, 5319, 5523, 5562, 6489, 7101, 8274, 10638, 11046, 12411, 12978, 14202, 16569, 19467, 20291, 24822, 27089, 33138, 37233, 38934, 40582, 49707, 51811, 54178, 60873, 74466, 81267, 99414, 103622, 121746, 142037, 155433, 162534, 182619, 189623, 243801, 284074, 310866, 362677, 365238, 379246, 426111, 466299, 487602, 547857, 568869, 725354, 731403, 852222, 932598, 1088031, 1095714, 1137738, 1278333, 1398897, 1462806, 1706607, 2176062, 2556666, 2797794, 3264093, 3413214, 3834999, 5119821, 5336533, 6528186, 7669998, 9792279, 10239642, 10673066, 16009599, 19584558, 32019198, 37355731, 48028797, 74711462, 96057594, 112067193, 144086391, 224134386, 288172782, 336201579, 672403158, 1008604737, 2017209474]

約数ペア:

[(1, 2017209474), (2, 1008604737), (3, 672403158), (6, 336201579), (7, 288172782), (9, 224134386), (14, 144086391), (18, 112067193), (21, 96057594), (27, 74711462), (42, 48028797), (54, 37355731), (63, 32019198), (103, 19584558), (126, 16009599), (189, 10673066), (197, 10239642), (206, 9792279), (263, 7669998), (309, 6528186), (378, 5336533), (394, 5119821), (526, 3834999), (591, 3413214), (618, 3264093), (721, 2797794), (789, 2556666), (927, 2176062), (1182, 1706607), (1379, 1462806), (1442, 1398897), (1578, 1278333), (1773, 1137738), (1841, 1095714), (1854, 1088031), (2163, 932598), (2367, 852222), (2758, 731403), (2781, 725354), (3546, 568869), (3682, 547857), (4137, 487602), (4326, 466299), (4734, 426111), (5319, 379246), (5523, 365238), (5562, 362677), (6489, 310866), (7101, 284074), (8274, 243801), (10638, 189623), (11046, 182619), (12411, 162534), (12978, 155433), (14202, 142037), (16569, 121746), (19467, 103622), (20291, 99414), (24822, 81267), (27089, 74466), (33138, 60873), (37233, 54178), (38934, 51811), (40582, 49707)]