9821521188

素因数分解:

$2^2\times 3^4\times {\mathrm{181}}^1\times {\mathrm{373}}^1\times {\mathrm{449}}^1$

素因数の和:1019

約数の個数: 120

約数和(自身を含む): 25944118200

約数和(自身を除く): 16122597012

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 181, 324, 362, 373, 449, 543, 724, 746, 898, 1086, 1119, 1347, 1492, 1629, 1796, 2172, 2238, 2694, 3258, 3357, 4041, 4476, 4887, 5388, 6516, 6714, 8082, 9774, 10071, 12123, 13428, 14661, 16164, 19548, 20142, 24246, 29322, 30213, 36369, 40284, 48492, 58644, 60426, 67513, 72738, 81269, 120852, 135026, 145476, 162538, 167477, 202539, 243807, 270052, 325076, 334954, 405078, 487614, 502431, 607617, 669908, 731421, 810156, 975228, 1004862, 1215234, 1462842, 1507293, 1822851, 2009724, 2194263, 2430468, 2925684, 3014586, 3645702, 4388526, 4521879, 5468553, 6029172, 6582789, 7291404, 8777052, 9043758, 10937106, 13165578, 13565637, 18087516, 21874212, 26331156, 27131274, 30313337, 54262548, 60626674, 90940011, 121253348, 181880022, 272820033, 363760044, 545640066, 818460099, 1091280132, 1636920198, 2455380297, 3273840396, 4910760594, 9821521188]

約数ペア:

[(1, 9821521188), (2, 4910760594), (3, 3273840396), (4, 2455380297), (6, 1636920198), (9, 1091280132), (12, 818460099), (18, 545640066), (27, 363760044), (36, 272820033), (54, 181880022), (81, 121253348), (108, 90940011), (162, 60626674), (181, 54262548), (324, 30313337), (362, 27131274), (373, 26331156), (449, 21874212), (543, 18087516), (724, 13565637), (746, 13165578), (898, 10937106), (1086, 9043758), (1119, 8777052), (1347, 7291404), (1492, 6582789), (1629, 6029172), (1796, 5468553), (2172, 4521879), (2238, 4388526), (2694, 3645702), (3258, 3014586), (3357, 2925684), (4041, 2430468), (4476, 2194263), (4887, 2009724), (5388, 1822851), (6516, 1507293), (6714, 1462842), (8082, 1215234), (9774, 1004862), (10071, 975228), (12123, 810156), (13428, 731421), (14661, 669908), (16164, 607617), (19548, 502431), (20142, 487614), (24246, 405078), (29322, 334954), (30213, 325076), (36369, 270052), (40284, 243807), (48492, 202539), (58644, 167477), (60426, 162538), (67513, 145476), (72738, 135026), (81269, 120852)]