644420221242

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1459}}^1\times {\mathrm{172399}}^1$

素因数の和:173931

約数の個数: 64

約数和(自身を含む): 1498142208000

約数和(自身を除く): 853721986758

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 61, 122, 183, 366, 427, 854, 1281, 1459, 2562, 2918, 4377, 8754, 10213, 20426, 30639, 61278, 88999, 172399, 177998, 266997, 344798, 517197, 533994, 622993, 1034394, 1206793, 1245986, 1868979, 2413586, 3620379, 3737958, 7240758, 10516339, 21032678, 31549017, 63098034, 73614373, 147228746, 220843119, 251530141, 441686238, 503060282, 754590423, 1509180846, 1760710987, 3521421974, 5282132961, 10564265922, 15343338601, 30686677202, 46030015803, 92060031606, 107403370207, 214806740414, 322210110621, 644420221242]

約数ペア:

[(1, 644420221242), (2, 322210110621), (3, 214806740414), (6, 107403370207), (7, 92060031606), (14, 46030015803), (21, 30686677202), (42, 15343338601), (61, 10564265922), (122, 5282132961), (183, 3521421974), (366, 1760710987), (427, 1509180846), (854, 754590423), (1281, 503060282), (1459, 441686238), (2562, 251530141), (2918, 220843119), (4377, 147228746), (8754, 73614373), (10213, 63098034), (20426, 31549017), (30639, 21032678), (61278, 10516339), (88999, 7240758), (172399, 3737958), (177998, 3620379), (266997, 2413586), (344798, 1868979), (517197, 1245986), (533994, 1206793), (622993, 1034394)]