280707915189

素因数分解:

$3^1\times {\mathrm{13}}^3\times {\mathrm{101}}^1\times {\mathrm{409}}^1\times {\mathrm{1031}}^1$

素因数の和:1583

約数の個数: 64

約数和(自身を含む): 410866444800

約数和(自身を除く): 130158529611

約数列:

[1, 3, 13, 39, 101, 169, 303, 409, 507, 1031, 1227, 1313, 2197, 3093, 3939, 5317, 6591, 13403, 15951, 17069, 40209, 41309, 51207, 69121, 104131, 123927, 174239, 207363, 221897, 312393, 421679, 522717, 537017, 665691, 898573, 1265037, 1353703, 1611051, 2265107, 2695719, 4061109, 5481827, 6795321, 6981221, 16445481, 17598139, 20943663, 42589579, 52794417, 71263751, 90755873, 127768737, 213791253, 228775807, 272267619, 553664527, 686327421, 926428763, 1660993581, 2779286289, 7197638851, 21592916553, 93569305063, 280707915189]

約数ペア:

[(1, 280707915189), (3, 93569305063), (13, 21592916553), (39, 7197638851), (101, 2779286289), (169, 1660993581), (303, 926428763), (409, 686327421), (507, 553664527), (1031, 272267619), (1227, 228775807), (1313, 213791253), (2197, 127768737), (3093, 90755873), (3939, 71263751), (5317, 52794417), (6591, 42589579), (13403, 20943663), (15951, 17598139), (17069, 16445481), (40209, 6981221), (41309, 6795321), (51207, 5481827), (69121, 4061109), (104131, 2695719), (123927, 2265107), (174239, 1611051), (207363, 1353703), (221897, 1265037), (312393, 898573), (421679, 665691), (522717, 537017)]