71305433227

素因数分解:

$7^2\times {\mathrm{37}}^1\times {\mathrm{43}}^2\times {\mathrm{89}}^1\times {\mathrm{239}}^1$

素因数の和:465

約数の個数: 72

約数和(自身を含む): 88565140800

約数和(自身を除く): 17259707573

約数列:

[1, 7, 37, 43, 49, 89, 239, 259, 301, 623, 1591, 1673, 1813, 1849, 2107, 3293, 3827, 4361, 8843, 10277, 11137, 11711, 12943, 21271, 23051, 26789, 61901, 68413, 71939, 77959, 90601, 141599, 148897, 161357, 164561, 187523, 380249, 433307, 441911, 478891, 503573, 787027, 914653, 991193, 1042279, 1151927, 2661743, 3093377, 3352237, 5509189, 6088757, 6402571, 6938351, 8063489, 16350707, 18632201, 21653639, 33842161, 38564323, 39330079, 42621299, 44817997, 114454949, 236895127, 275310553, 298349093, 801184643, 1455212923, 1658265889, 1927173871, 10186490461, 71305433227]

約数ペア:

[(1, 71305433227), (7, 10186490461), (37, 1927173871), (43, 1658265889), (49, 1455212923), (89, 801184643), (239, 298349093), (259, 275310553), (301, 236895127), (623, 114454949), (1591, 44817997), (1673, 42621299), (1813, 39330079), (1849, 38564323), (2107, 33842161), (3293, 21653639), (3827, 18632201), (4361, 16350707), (8843, 8063489), (10277, 6938351), (11137, 6402571), (11711, 6088757), (12943, 5509189), (21271, 3352237), (23051, 3093377), (26789, 2661743), (61901, 1151927), (68413, 1042279), (71939, 991193), (77959, 914653), (90601, 787027), (141599, 503573), (148897, 478891), (161357, 441911), (164561, 433307), (187523, 380249)]