28901070

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{263}}^1$

素因数の和:327

約数の個数: 128

約数和(自身を含む): 86676480

約数和(自身を除く): 57775410

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 27, 30, 33, 37, 45, 54, 55, 66, 74, 90, 99, 110, 111, 135, 165, 185, 198, 222, 263, 270, 297, 330, 333, 370, 407, 495, 526, 555, 594, 666, 789, 814, 990, 999, 1110, 1221, 1315, 1485, 1578, 1665, 1998, 2035, 2367, 2442, 2630, 2893, 2970, 3330, 3663, 3945, 4070, 4734, 4995, 5786, 6105, 7101, 7326, 7890, 8679, 9731, 9990, 10989, 11835, 12210, 14202, 14465, 17358, 18315, 19462, 21978, 23670, 26037, 28930, 29193, 35505, 36630, 43395, 48655, 52074, 54945, 58386, 71010, 78111, 86790, 87579, 97310, 107041, 109890, 130185, 145965, 156222, 175158, 214082, 260370, 262737, 291930, 321123, 390555, 437895, 525474, 535205, 642246, 781110, 875790, 963369, 1070410, 1313685, 1605615, 1926738, 2627370, 2890107, 3211230, 4816845, 5780214, 9633690, 14450535, 28901070]

約数ペア:

[(1, 28901070), (2, 14450535), (3, 9633690), (5, 5780214), (6, 4816845), (9, 3211230), (10, 2890107), (11, 2627370), (15, 1926738), (18, 1605615), (22, 1313685), (27, 1070410), (30, 963369), (33, 875790), (37, 781110), (45, 642246), (54, 535205), (55, 525474), (66, 437895), (74, 390555), (90, 321123), (99, 291930), (110, 262737), (111, 260370), (135, 214082), (165, 175158), (185, 156222), (198, 145965), (222, 130185), (263, 109890), (270, 107041), (297, 97310), (330, 87579), (333, 86790), (370, 78111), (407, 71010), (495, 58386), (526, 54945), (555, 52074), (594, 48655), (666, 43395), (789, 36630), (814, 35505), (990, 29193), (999, 28930), (1110, 26037), (1221, 23670), (1315, 21978), (1485, 19462), (1578, 18315), (1665, 17358), (1998, 14465), (2035, 14202), (2367, 12210), (2442, 11835), (2630, 10989), (2893, 9990), (2970, 9731), (3330, 8679), (3663, 7890), (3945, 7326), (4070, 7101), (4734, 6105), (4995, 5786)]