156749145

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{78571}}^1$

素因数の和:78605

約数の個数: 32

約数和(自身を含む): 301716480

約数和(自身を除く): 144967335

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 285, 399, 665, 1995, 78571, 235713, 392855, 549997, 1178565, 1492849, 1649991, 2749985, 4478547, 7464245, 8249955, 10449943, 22392735, 31349829, 52249715, 156749145]

約数ペア:

[(1, 156749145), (3, 52249715), (5, 31349829), (7, 22392735), (15, 10449943), (19, 8249955), (21, 7464245), (35, 4478547), (57, 2749985), (95, 1649991), (105, 1492849), (133, 1178565), (285, 549997), (399, 392855), (665, 235713), (1995, 78571)]