31411828

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{347}}^1$

素因数の和:472

約数の個数: 48

約数和(自身を含む): 65245824

約数和(自身を除く): 33833996

約数列:

[1, 2, 4, 7, 14, 28, 53, 61, 106, 122, 212, 244, 347, 371, 427, 694, 742, 854, 1388, 1484, 1708, 2429, 3233, 4858, 6466, 9716, 12932, 18391, 21167, 22631, 36782, 42334, 45262, 73564, 84668, 90524, 128737, 148169, 257474, 296338, 514948, 592676, 1121851, 2243702, 4487404, 7852957, 15705914, 31411828]

約数ペア:

[(1, 31411828), (2, 15705914), (4, 7852957), (7, 4487404), (14, 2243702), (28, 1121851), (53, 592676), (61, 514948), (106, 296338), (122, 257474), (212, 148169), (244, 128737), (347, 90524), (371, 84668), (427, 73564), (694, 45262), (742, 42334), (854, 36782), (1388, 22631), (1484, 21167), (1708, 18391), (2429, 12932), (3233, 9716), (4858, 6466)]