20165009459

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{151}}^1\times {\mathrm{271}}^1$

素因数の和:588

約数の個数: 64

約数和(自身を含む): 25504948224

約数和(自身を除く): 5339938765

約数列:

[1, 7, 17, 41, 101, 119, 151, 271, 287, 697, 707, 1057, 1717, 1897, 2567, 4141, 4607, 4879, 6191, 11111, 12019, 15251, 17969, 27371, 28987, 32249, 40921, 43337, 70397, 77777, 105247, 106757, 188887, 191597, 259267, 286447, 465307, 492779, 625291, 695657, 736729, 1122211, 1322209, 1677761, 1814869, 3257149, 4133021, 4377037, 4869599, 7855477, 10629947, 11744327, 19077587, 28521937, 28931147, 70261357, 74409629, 133543109, 169453861, 199653559, 491829499, 1186177027, 2880715637, 20165009459]

約数ペア:

[(1, 20165009459), (7, 2880715637), (17, 1186177027), (41, 491829499), (101, 199653559), (119, 169453861), (151, 133543109), (271, 74409629), (287, 70261357), (697, 28931147), (707, 28521937), (1057, 19077587), (1717, 11744327), (1897, 10629947), (2567, 7855477), (4141, 4869599), (4607, 4377037), (4879, 4133021), (6191, 3257149), (11111, 1814869), (12019, 1677761), (15251, 1322209), (17969, 1122211), (27371, 736729), (28987, 695657), (32249, 625291), (40921, 492779), (43337, 465307), (70397, 286447), (77777, 259267), (105247, 191597), (106757, 188887)]