157216965

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{1699}}^1$

素因数の和:1937

約数の個数: 32

約数和(自身を含む): 261120000

約数和(自身を除く): 103903035

約数列:

[1, 3, 5, 15, 31, 93, 155, 199, 465, 597, 995, 1699, 2985, 5097, 6169, 8495, 18507, 25485, 30845, 52669, 92535, 158007, 263345, 338101, 790035, 1014303, 1690505, 5071515, 10481131, 31443393, 52405655, 157216965]

約数ペア:

[(1, 157216965), (3, 52405655), (5, 31443393), (15, 10481131), (31, 5071515), (93, 1690505), (155, 1014303), (199, 790035), (465, 338101), (597, 263345), (995, 158007), (1699, 92535), (2985, 52669), (5097, 30845), (6169, 25485), (8495, 18507)]