42781515

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{8669}}^1$

素因数の和:8731

約数の個数: 32

約数和(自身を含む): 79902720

約数和(自身を除く): 37121205

約数列:

[1, 3, 5, 7, 15, 21, 35, 47, 105, 141, 235, 329, 705, 987, 1645, 4935, 8669, 26007, 43345, 60683, 130035, 182049, 303415, 407443, 910245, 1222329, 2037215, 2852101, 6111645, 8556303, 14260505, 42781515]

約数ペア:

[(1, 42781515), (3, 14260505), (5, 8556303), (7, 6111645), (15, 2852101), (21, 2037215), (35, 1222329), (47, 910245), (105, 407443), (141, 303415), (235, 182049), (329, 130035), (705, 60683), (987, 43345), (1645, 26007), (4935, 8669)]