20147251005

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{59167}}^1$

素因数の和:59255

約数の個数: 96

約数和(自身を含む): 42532798464

約数和(自身を除く): 22385547459

約数列:

[1, 3, 5, 7, 9, 15, 21, 23, 35, 45, 47, 63, 69, 105, 115, 141, 161, 207, 235, 315, 329, 345, 423, 483, 705, 805, 987, 1035, 1081, 1449, 1645, 2115, 2415, 2961, 3243, 4935, 5405, 7245, 7567, 9729, 14805, 16215, 22701, 37835, 48645, 59167, 68103, 113505, 177501, 295835, 340515, 414169, 532503, 887505, 1242507, 1360841, 2070845, 2662515, 2780849, 3727521, 4082523, 6212535, 6804205, 8342547, 9525887, 12247569, 13904245, 18637605, 19465943, 20412615, 25027641, 28577661, 41712735, 47629435, 58397829, 61237845, 63959527, 85732983, 97329715, 125138205, 142888305, 175193487, 191878581, 291989145, 319797635, 428664915, 447716689, 575635743, 875967435, 959392905, 1343150067, 2238583445, 2878178715, 4029450201, 6715750335, 20147251005]

約数ペア:

[(1, 20147251005), (3, 6715750335), (5, 4029450201), (7, 2878178715), (9, 2238583445), (15, 1343150067), (21, 959392905), (23, 875967435), (35, 575635743), (45, 447716689), (47, 428664915), (63, 319797635), (69, 291989145), (105, 191878581), (115, 175193487), (141, 142888305), (161, 125138205), (207, 97329715), (235, 85732983), (315, 63959527), (329, 61237845), (345, 58397829), (423, 47629435), (483, 41712735), (705, 28577661), (805, 25027641), (987, 20412615), (1035, 19465943), (1081, 18637605), (1449, 13904245), (1645, 12247569), (2115, 9525887), (2415, 8342547), (2961, 6804205), (3243, 6212535), (4935, 4082523), (5405, 3727521), (7245, 2780849), (7567, 2662515), (9729, 2070845), (14805, 1360841), (16215, 1242507), (22701, 887505), (37835, 532503), (48645, 414169), (59167, 340515), (68103, 295835), (113505, 177501)]