128895338

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{223}}^1$

素因数の和:339

約数の個数: 64

約数和(自身を含む): 238436352

約数和(自身を除く): 109541014

約数列:

[1, 2, 11, 13, 22, 26, 43, 47, 86, 94, 143, 223, 286, 446, 473, 517, 559, 611, 946, 1034, 1118, 1222, 2021, 2453, 2899, 4042, 4906, 5798, 6149, 6721, 9589, 10481, 12298, 13442, 19178, 20962, 22231, 26273, 31889, 44462, 52546, 63778, 105479, 115291, 124657, 136253, 210958, 230582, 249314, 272506, 289003, 450683, 578006, 901366, 1371227, 1498783, 2742454, 2997566, 4957513, 5858879, 9915026, 11717758, 64447669, 128895338]

約数ペア:

[(1, 128895338), (2, 64447669), (11, 11717758), (13, 9915026), (22, 5858879), (26, 4957513), (43, 2997566), (47, 2742454), (86, 1498783), (94, 1371227), (143, 901366), (223, 578006), (286, 450683), (446, 289003), (473, 272506), (517, 249314), (559, 230582), (611, 210958), (946, 136253), (1034, 124657), (1118, 115291), (1222, 105479), (2021, 63778), (2453, 52546), (2899, 44462), (4042, 31889), (4906, 26273), (5798, 22231), (6149, 20962), (6721, 19178), (9589, 13442), (10481, 12298)]