660970142

素因数分解:

$2^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{199}}^1\times {\mathrm{3541}}^1$

素因数の和:3816

約数の個数: 32

約数和(自身を含む): 1156108800

約数和(自身を除く): 495138658

約数列:

[1, 2, 7, 14, 67, 134, 199, 398, 469, 938, 1393, 2786, 3541, 7082, 13333, 24787, 26666, 49574, 93331, 186662, 237247, 474494, 704659, 1409318, 1660729, 3321458, 4932613, 9865226, 47212153, 94424306, 330485071, 660970142]

約数ペア:

[(1, 660970142), (2, 330485071), (7, 94424306), (14, 47212153), (67, 9865226), (134, 4932613), (199, 3321458), (398, 1660729), (469, 1409318), (938, 704659), (1393, 474494), (2786, 237247), (3541, 186662), (7082, 93331), (13333, 49574), (24787, 26666)]