128791188

素因数分解:

$2^2\times 3^3\times {\mathrm{89}}^1\times {\mathrm{13399}}^1$

素因数の和:13501

約数の個数: 48

約数和(自身を含む): 337680000

約数和(自身を除く): 208888812

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 89, 108, 178, 267, 356, 534, 801, 1068, 1602, 2403, 3204, 4806, 9612, 13399, 26798, 40197, 53596, 80394, 120591, 160788, 241182, 361773, 482364, 723546, 1192511, 1447092, 2385022, 3577533, 4770044, 7155066, 10732599, 14310132, 21465198, 32197797, 42930396, 64395594, 128791188]

約数ペア:

[(1, 128791188), (2, 64395594), (3, 42930396), (4, 32197797), (6, 21465198), (9, 14310132), (12, 10732599), (18, 7155066), (27, 4770044), (36, 3577533), (54, 2385022), (89, 1447092), (108, 1192511), (178, 723546), (267, 482364), (356, 361773), (534, 241182), (801, 160788), (1068, 120591), (1602, 80394), (2403, 53596), (3204, 40197), (4806, 26798), (9612, 13399)]