31980006968

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1417051}}^1$

素因数の和:1417108

約数の個数: 64

約数和(自身を含む): 76180715520

約数和(自身を除く): 44200708552

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 31, 52, 56, 62, 91, 104, 124, 182, 217, 248, 364, 403, 434, 728, 806, 868, 1612, 1736, 2821, 3224, 5642, 11284, 22568, 1417051, 2834102, 5668204, 9919357, 11336408, 18421663, 19838714, 36843326, 39677428, 43928581, 73686652, 79354856, 87857162, 128951641, 147373304, 175714324, 257903282, 307500067, 351428648, 515806564, 571071553, 615000134, 1031613128, 1142143106, 1230000268, 2284286212, 2460000536, 3997500871, 4568572424, 7995001742, 15990003484, 31980006968]

約数ペア:

[(1, 31980006968), (2, 15990003484), (4, 7995001742), (7, 4568572424), (8, 3997500871), (13, 2460000536), (14, 2284286212), (26, 1230000268), (28, 1142143106), (31, 1031613128), (52, 615000134), (56, 571071553), (62, 515806564), (91, 351428648), (104, 307500067), (124, 257903282), (182, 175714324), (217, 147373304), (248, 128951641), (364, 87857162), (403, 79354856), (434, 73686652), (728, 43928581), (806, 39677428), (868, 36843326), (1612, 19838714), (1736, 18421663), (2821, 11336408), (3224, 9919357), (5642, 5668204), (11284, 2834102), (22568, 1417051)]