164026401

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:302

約数の個数: 64

約数和(自身を含む): 282341376

約数和(自身を除く): 118314975

約数列:

[1, 3, 7, 11, 21, 33, 71, 73, 77, 137, 213, 219, 231, 411, 497, 511, 781, 803, 959, 1491, 1507, 1533, 2343, 2409, 2877, 4521, 5183, 5467, 5621, 9727, 10001, 10549, 15549, 16401, 16863, 29181, 30003, 31647, 36281, 57013, 68089, 70007, 106997, 108843, 110011, 171039, 204267, 210021, 320991, 330033, 399091, 710071, 748979, 770077, 1197273, 2130213, 2246937, 2310231, 4970497, 7810781, 14911491, 23432343, 54675467, 164026401]

約数ペア:

[(1, 164026401), (3, 54675467), (7, 23432343), (11, 14911491), (21, 7810781), (33, 4970497), (71, 2310231), (73, 2246937), (77, 2130213), (137, 1197273), (213, 770077), (219, 748979), (231, 710071), (411, 399091), (497, 330033), (511, 320991), (781, 210021), (803, 204267), (959, 171039), (1491, 110011), (1507, 108843), (1533, 106997), (2343, 70007), (2409, 68089), (2877, 57013), (4521, 36281), (5183, 31647), (5467, 30003), (5621, 29181), (9727, 16863), (10001, 16401), (10549, 15549)]