645464664

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{689599}}^1$

素因数の和:689624

約数の個数: 48

約数和(自身を含む): 1882608000

約数和(自身を除く): 1237143336

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 689599, 1379198, 2068797, 2758396, 4137594, 5516792, 6206391, 8275188, 8964787, 12412782, 16550376, 17929574, 24825564, 26894361, 35859148, 49651128, 53788722, 71718296, 80683083, 107577444, 161366166, 215154888, 322732332, 645464664]

約数ペア:

[(1, 645464664), (2, 322732332), (3, 215154888), (4, 161366166), (6, 107577444), (8, 80683083), (9, 71718296), (12, 53788722), (13, 49651128), (18, 35859148), (24, 26894361), (26, 24825564), (36, 17929574), (39, 16550376), (52, 12412782), (72, 8964787), (78, 8275188), (104, 6206391), (117, 5516792), (156, 4137594), (234, 2758396), (312, 2068797), (468, 1379198), (936, 689599)]