277613388

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{2111}}^1$

素因数の和:2415

約数の個数: 72

約数和(自身を含む): 758774016

約数和(自身を除く): 481160628

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 281, 468, 562, 843, 1124, 1686, 2111, 2529, 3372, 3653, 4222, 5058, 6333, 7306, 8444, 10116, 10959, 12666, 14612, 18999, 21918, 25332, 27443, 32877, 37998, 43836, 54886, 65754, 75996, 82329, 109772, 131508, 164658, 246987, 329316, 493974, 593191, 987948, 1186382, 1779573, 2372764, 3559146, 5338719, 7118292, 7711483, 10677438, 15422966, 21354876, 23134449, 30845932, 46268898, 69403347, 92537796, 138806694, 277613388]

約数ペア:

[(1, 277613388), (2, 138806694), (3, 92537796), (4, 69403347), (6, 46268898), (9, 30845932), (12, 23134449), (13, 21354876), (18, 15422966), (26, 10677438), (36, 7711483), (39, 7118292), (52, 5338719), (78, 3559146), (117, 2372764), (156, 1779573), (234, 1186382), (281, 987948), (468, 593191), (562, 493974), (843, 329316), (1124, 246987), (1686, 164658), (2111, 131508), (2529, 109772), (3372, 82329), (3653, 75996), (4222, 65754), (5058, 54886), (6333, 43836), (7306, 37998), (8444, 32877), (10116, 27443), (10959, 25332), (12666, 21918), (14612, 18999)]