193988886

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1$

素因数の和:286

約数の個数: 128

約数和(自身を含む): 502849536

約数和(自身を除く): 308860650

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 31, 39, 42, 62, 73, 78, 91, 93, 146, 157, 182, 186, 217, 219, 273, 314, 403, 434, 438, 471, 511, 546, 651, 806, 942, 949, 1022, 1099, 1209, 1302, 1533, 1898, 2041, 2198, 2263, 2418, 2821, 2847, 3066, 3297, 4082, 4526, 4867, 5642, 5694, 6123, 6594, 6643, 6789, 8463, 9734, 11461, 12246, 13286, 13578, 14287, 14601, 15841, 16926, 19929, 22922, 28574, 29202, 29419, 31682, 34069, 34383, 39858, 42861, 47523, 58838, 63271, 68138, 68766, 80227, 85722, 88257, 95046, 102207, 126542, 148993, 160454, 176514, 189813, 204414, 205933, 240681, 297986, 355291, 379626, 411866, 442897, 446979, 481362, 617799, 710582, 885794, 893958, 1042951, 1065873, 1235598, 1328691, 2085902, 2131746, 2487037, 2657382, 3128853, 4618783, 4974074, 6257706, 7461111, 9237566, 13856349, 14922222, 27712698, 32331481, 64662962, 96994443, 193988886]

約数ペア:

[(1, 193988886), (2, 96994443), (3, 64662962), (6, 32331481), (7, 27712698), (13, 14922222), (14, 13856349), (21, 9237566), (26, 7461111), (31, 6257706), (39, 4974074), (42, 4618783), (62, 3128853), (73, 2657382), (78, 2487037), (91, 2131746), (93, 2085902), (146, 1328691), (157, 1235598), (182, 1065873), (186, 1042951), (217, 893958), (219, 885794), (273, 710582), (314, 617799), (403, 481362), (434, 446979), (438, 442897), (471, 411866), (511, 379626), (546, 355291), (651, 297986), (806, 240681), (942, 205933), (949, 204414), (1022, 189813), (1099, 176514), (1209, 160454), (1302, 148993), (1533, 126542), (1898, 102207), (2041, 95046), (2198, 88257), (2263, 85722), (2418, 80227), (2821, 68766), (2847, 68138), (3066, 63271), (3297, 58838), (4082, 47523), (4526, 42861), (4867, 39858), (5642, 34383), (5694, 34069), (6123, 31682), (6594, 29419), (6643, 29202), (6789, 28574), (8463, 22922), (9734, 19929), (11461, 16926), (12246, 15841), (13286, 14601), (13578, 14287)]