208968018

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{1579}}^1$

素因数の和:1751

約数の個数: 64

約数和(自身を含む): 502364160

約数和(自身を除く): 293396142

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 69, 137, 138, 161, 274, 322, 411, 483, 822, 959, 966, 1579, 1918, 2877, 3151, 3158, 4737, 5754, 6302, 9453, 9474, 11053, 18906, 22057, 22106, 33159, 36317, 44114, 66171, 66318, 72634, 108951, 132342, 216323, 217902, 254219, 432646, 508438, 648969, 762657, 1297938, 1514261, 1525314, 3028522, 4542783, 4975429, 9085566, 9950858, 14926287, 29852574, 34828003, 69656006, 104484009, 208968018]

約数ペア:

[(1, 208968018), (2, 104484009), (3, 69656006), (6, 34828003), (7, 29852574), (14, 14926287), (21, 9950858), (23, 9085566), (42, 4975429), (46, 4542783), (69, 3028522), (137, 1525314), (138, 1514261), (161, 1297938), (274, 762657), (322, 648969), (411, 508438), (483, 432646), (822, 254219), (959, 217902), (966, 216323), (1579, 132342), (1918, 108951), (2877, 72634), (3151, 66318), (3158, 66171), (4737, 44114), (5754, 36317), (6302, 33159), (9453, 22106), (9474, 22057), (11053, 18906)]