256271569169

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{569}}^1\times {\mathrm{1997}}^1$

素因数の和:2714

約数の個数: 64

約数和(自身を含む): 334551513600

約数和(自身を除く): 78279944431

約数列:

[1, 7, 11, 29, 77, 101, 203, 319, 569, 707, 1111, 1997, 2233, 2929, 3983, 6259, 7777, 13979, 16501, 20503, 21967, 32219, 43813, 57469, 57913, 115507, 153769, 181511, 201697, 225533, 402283, 405391, 632159, 637043, 1136293, 1270577, 1411879, 1666601, 2218667, 4425113, 4459301, 5849213, 7954051, 11666207, 12499223, 15530669, 18332611, 32952497, 40944491, 64341343, 87494561, 114765593, 128328277, 230667479, 362477467, 450389401, 803359151, 1262421523, 2537342269, 3328202197, 8836950661, 23297415379, 36610224167, 256271569169]

約数ペア:

[(1, 256271569169), (7, 36610224167), (11, 23297415379), (29, 8836950661), (77, 3328202197), (101, 2537342269), (203, 1262421523), (319, 803359151), (569, 450389401), (707, 362477467), (1111, 230667479), (1997, 128328277), (2233, 114765593), (2929, 87494561), (3983, 64341343), (6259, 40944491), (7777, 32952497), (13979, 18332611), (16501, 15530669), (20503, 12499223), (21967, 11666207), (32219, 7954051), (43813, 5849213), (57469, 4459301), (57913, 4425113), (115507, 2218667), (153769, 1666601), (181511, 1411879), (201697, 1270577), (225533, 1136293), (402283, 637043), (405391, 632159)]