81111408

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{1481}}^1$

素因数の和:1662

約数の個数: 80

約数和(自身を含む): 241103616

約数和(自身を除く): 159992208

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 163, 168, 326, 336, 489, 652, 978, 1141, 1304, 1481, 1956, 2282, 2608, 2962, 3423, 3912, 4443, 4564, 5924, 6846, 7824, 8886, 9128, 10367, 11848, 13692, 17772, 18256, 20734, 23696, 27384, 31101, 35544, 41468, 54768, 62202, 71088, 82936, 124404, 165872, 241403, 248808, 482806, 497616, 724209, 965612, 1448418, 1689821, 1931224, 2896836, 3379642, 3862448, 5069463, 5793672, 6759284, 10138926, 11587344, 13518568, 20277852, 27037136, 40555704, 81111408]

約数ペア:

[(1, 81111408), (2, 40555704), (3, 27037136), (4, 20277852), (6, 13518568), (7, 11587344), (8, 10138926), (12, 6759284), (14, 5793672), (16, 5069463), (21, 3862448), (24, 3379642), (28, 2896836), (42, 1931224), (48, 1689821), (56, 1448418), (84, 965612), (112, 724209), (163, 497616), (168, 482806), (326, 248808), (336, 241403), (489, 165872), (652, 124404), (978, 82936), (1141, 71088), (1304, 62202), (1481, 54768), (1956, 41468), (2282, 35544), (2608, 31101), (2962, 27384), (3423, 23696), (3912, 20734), (4443, 18256), (4564, 17772), (5924, 13692), (6846, 11848), (7824, 10367), (8886, 9128)]