2161210363808

素因数分解:

$2^5\times {\mathrm{167}}^1\times {\mathrm{4967}}^1\times {\mathrm{81421}}^1$

素因数の和:86565

約数の個数: 48

約数和(自身を含む): 4281275585664

約数和(自身を除く): 2120065221856

約数列:

[1, 2, 4, 8, 16, 32, 167, 334, 668, 1336, 2672, 4967, 5344, 9934, 19868, 39736, 79472, 81421, 158944, 162842, 325684, 651368, 829489, 1302736, 1658978, 2605472, 3317956, 6635912, 13271824, 13597307, 26543648, 27194614, 54389228, 108778456, 217556912, 404418107, 435113824, 808836214, 1617672428, 3235344856, 6470689712, 12941379424, 67537823869, 135075647738, 270151295476, 540302590952, 1080605181904, 2161210363808]

約数ペア:

[(1, 2161210363808), (2, 1080605181904), (4, 540302590952), (8, 270151295476), (16, 135075647738), (32, 67537823869), (167, 12941379424), (334, 6470689712), (668, 3235344856), (1336, 1617672428), (2672, 808836214), (4967, 435113824), (5344, 404418107), (9934, 217556912), (19868, 108778456), (39736, 54389228), (79472, 27194614), (81421, 26543648), (158944, 13597307), (162842, 13271824), (325684, 6635912), (651368, 3317956), (829489, 2605472), (1302736, 1658978)]