7428905855

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{1609}}^1$

素因数の和:1824

約数の個数: 64

約数和(自身を含む): 11017036800

約数和(自身を除く): 3588130945

約数列:

[1, 5, 7, 19, 35, 53, 95, 131, 133, 265, 371, 655, 665, 917, 1007, 1609, 1855, 2489, 4585, 5035, 6943, 7049, 8045, 11263, 12445, 17423, 30571, 34715, 35245, 48601, 56315, 85277, 87115, 131917, 152855, 210779, 213997, 243005, 426385, 596939, 659585, 923419, 1053895, 1069985, 1475453, 1620263, 2984695, 4004801, 4617095, 7377265, 8101315, 11171287, 11341841, 20024005, 28033607, 55856435, 56709205, 78199009, 140168035, 212254453, 390995045, 1061272265, 1485781171, 7428905855]

約数ペア:

[(1, 7428905855), (5, 1485781171), (7, 1061272265), (19, 390995045), (35, 212254453), (53, 140168035), (95, 78199009), (131, 56709205), (133, 55856435), (265, 28033607), (371, 20024005), (655, 11341841), (665, 11171287), (917, 8101315), (1007, 7377265), (1609, 4617095), (1855, 4004801), (2489, 2984695), (4585, 1620263), (5035, 1475453), (6943, 1069985), (7049, 1053895), (8045, 923419), (11263, 659585), (12445, 596939), (17423, 426385), (30571, 243005), (34715, 213997), (35245, 210779), (48601, 152855), (56315, 131917), (85277, 87115)]