261126978

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{163}}^1\times {\mathrm{5449}}^1$

素因数の和:5631

約数の個数: 48

約数和(自身を含む): 611359200

約数和(自身を除く): 350232222

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 163, 294, 326, 489, 978, 1141, 2282, 3423, 5449, 6846, 7987, 10898, 15974, 16347, 23961, 32694, 38143, 47922, 76286, 114429, 228858, 267001, 534002, 801003, 888187, 1602006, 1776374, 2664561, 5329122, 6217309, 12434618, 18651927, 37303854, 43521163, 87042326, 130563489, 261126978]

約数ペア:

[(1, 261126978), (2, 130563489), (3, 87042326), (6, 43521163), (7, 37303854), (14, 18651927), (21, 12434618), (42, 6217309), (49, 5329122), (98, 2664561), (147, 1776374), (163, 1602006), (294, 888187), (326, 801003), (489, 534002), (978, 267001), (1141, 228858), (2282, 114429), (3423, 76286), (5449, 47922), (6846, 38143), (7987, 32694), (10898, 23961), (15974, 16347)]