1213639336

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53777}}^1$

素因数の和:53834

約数の個数: 64

約数和(自身を含む): 2891105280

約数和(自身を除く): 1677465944

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 31, 52, 56, 62, 91, 104, 124, 182, 217, 248, 364, 403, 434, 728, 806, 868, 1612, 1736, 2821, 3224, 5642, 11284, 22568, 53777, 107554, 215108, 376439, 430216, 699101, 752878, 1398202, 1505756, 1667087, 2796404, 3011512, 3334174, 4893707, 5592808, 6668348, 9787414, 11669609, 13336696, 19574828, 21672131, 23339218, 39149656, 43344262, 46678436, 86688524, 93356872, 151704917, 173377048, 303409834, 606819668, 1213639336]

約数ペア:

[(1, 1213639336), (2, 606819668), (4, 303409834), (7, 173377048), (8, 151704917), (13, 93356872), (14, 86688524), (26, 46678436), (28, 43344262), (31, 39149656), (52, 23339218), (56, 21672131), (62, 19574828), (91, 13336696), (104, 11669609), (124, 9787414), (182, 6668348), (217, 5592808), (248, 4893707), (364, 3334174), (403, 3011512), (434, 2796404), (728, 1667087), (806, 1505756), (868, 1398202), (1612, 752878), (1736, 699101), (2821, 430216), (3224, 376439), (5642, 215108), (11284, 107554), (22568, 53777)]