31713458

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{661}}^1$

素因数の和:842

約数の個数: 32

約数和(自身を含む): 57196800

約数和(自身を除く): 25483342

約数列:

[1, 2, 7, 14, 23, 46, 149, 161, 298, 322, 661, 1043, 1322, 2086, 3427, 4627, 6854, 9254, 15203, 23989, 30406, 47978, 98489, 106421, 196978, 212842, 689423, 1378846, 2265247, 4530494, 15856729, 31713458]

約数ペア:

[(1, 31713458), (2, 15856729), (7, 4530494), (14, 2265247), (23, 1378846), (46, 689423), (149, 212842), (161, 196978), (298, 106421), (322, 98489), (661, 47978), (1043, 30406), (1322, 23989), (2086, 15203), (3427, 9254), (4627, 6854)]