478406552

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{431}}^1\times {\mathrm{821}}^1$

素因数の和:1284

約数の個数: 48

約数和(自身を含む): 974760480

約数和(自身を除く): 496353928

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 431, 676, 821, 862, 1352, 1642, 1724, 3284, 3448, 5603, 6568, 10673, 11206, 21346, 22412, 42692, 44824, 72839, 85384, 138749, 145678, 277498, 291356, 353851, 554996, 582712, 707702, 1109992, 1415404, 2830808, 4600063, 9200126, 18400252, 36800504, 59800819, 119601638, 239203276, 478406552]

約数ペア:

[(1, 478406552), (2, 239203276), (4, 119601638), (8, 59800819), (13, 36800504), (26, 18400252), (52, 9200126), (104, 4600063), (169, 2830808), (338, 1415404), (431, 1109992), (676, 707702), (821, 582712), (862, 554996), (1352, 353851), (1642, 291356), (1724, 277498), (3284, 145678), (3448, 138749), (5603, 85384), (6568, 72839), (10673, 44824), (11206, 42692), (21346, 22412)]