209898468

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{1861}}^1$

素因数の和:2125

約数の個数: 72

約数和(自身を含む): 574069496

約数和(自身を除く): 364171028

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 241, 468, 482, 723, 964, 1446, 1861, 2169, 2892, 3133, 3722, 4338, 5583, 6266, 7444, 8676, 9399, 11166, 12532, 16749, 18798, 22332, 24193, 28197, 33498, 37596, 48386, 56394, 66996, 72579, 96772, 112788, 145158, 217737, 290316, 435474, 448501, 870948, 897002, 1345503, 1794004, 2691006, 4036509, 5382012, 5830513, 8073018, 11661026, 16146036, 17491539, 23322052, 34983078, 52474617, 69966156, 104949234, 209898468]

約数ペア:

[(1, 209898468), (2, 104949234), (3, 69966156), (4, 52474617), (6, 34983078), (9, 23322052), (12, 17491539), (13, 16146036), (18, 11661026), (26, 8073018), (36, 5830513), (39, 5382012), (52, 4036509), (78, 2691006), (117, 1794004), (156, 1345503), (234, 897002), (241, 870948), (468, 448501), (482, 435474), (723, 290316), (964, 217737), (1446, 145158), (1861, 112788), (2169, 96772), (2892, 72579), (3133, 66996), (3722, 56394), (4338, 48386), (5583, 37596), (6266, 33498), (7444, 28197), (8676, 24193), (9399, 22332), (11166, 18798), (12532, 16749)]