258476764

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1663}}^1$

素因数の和:1755

約数の個数: 72

約数和(自身を含む): 576296448

約数和(自身を除く): 317819684

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 61, 91, 98, 122, 182, 196, 244, 364, 427, 637, 793, 854, 1274, 1586, 1663, 1708, 2548, 2989, 3172, 3326, 5551, 5978, 6652, 11102, 11641, 11956, 21619, 22204, 23282, 38857, 43238, 46564, 77714, 81487, 86476, 101443, 151333, 155428, 162974, 202886, 302666, 325948, 405772, 605332, 710101, 1059331, 1318759, 1420202, 2118662, 2637518, 2840404, 4237324, 4970707, 5275036, 9231313, 9941414, 18462626, 19882828, 36925252, 64619191, 129238382, 258476764]

約数ペア:

[(1, 258476764), (2, 129238382), (4, 64619191), (7, 36925252), (13, 19882828), (14, 18462626), (26, 9941414), (28, 9231313), (49, 5275036), (52, 4970707), (61, 4237324), (91, 2840404), (98, 2637518), (122, 2118662), (182, 1420202), (196, 1318759), (244, 1059331), (364, 710101), (427, 605332), (637, 405772), (793, 325948), (854, 302666), (1274, 202886), (1586, 162974), (1663, 155428), (1708, 151333), (2548, 101443), (2989, 86476), (3172, 81487), (3326, 77714), (5551, 46564), (5978, 43238), (6652, 38857), (11102, 23282), (11641, 22204), (11956, 21619)]