551438212

素因数分解:

$2^2\times {\mathrm{13}}^3\times {\mathrm{131}}^1\times {\mathrm{479}}^1$

素因数の和:653

約数の個数: 48

約数和(自身を含む): 1055577600

約数和(自身を除く): 504139388

約数列:

[1, 2, 4, 13, 26, 52, 131, 169, 262, 338, 479, 524, 676, 958, 1703, 1916, 2197, 3406, 4394, 6227, 6812, 8788, 12454, 22139, 24908, 44278, 62749, 80951, 88556, 125498, 161902, 250996, 287807, 323804, 575614, 815737, 1052363, 1151228, 1631474, 2104726, 3262948, 4209452, 10604581, 21209162, 42418324, 137859553, 275719106, 551438212]

約数ペア:

[(1, 551438212), (2, 275719106), (4, 137859553), (13, 42418324), (26, 21209162), (52, 10604581), (131, 4209452), (169, 3262948), (262, 2104726), (338, 1631474), (479, 1151228), (524, 1052363), (676, 815737), (958, 575614), (1703, 323804), (1916, 287807), (2197, 250996), (3406, 161902), (4394, 125498), (6227, 88556), (6812, 80951), (8788, 62749), (12454, 44278), (22139, 24908)]