393946992

素因数分解:

$2^4\times 3^2\times {\mathrm{37}}^1\times {\mathrm{73939}}^1$

素因数の和:73990

約数の個数: 60

約数和(自身を含む): 1132317160

約数和(自身を除く): 738370168

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 37, 48, 72, 74, 111, 144, 148, 222, 296, 333, 444, 592, 666, 888, 1332, 1776, 2664, 5328, 73939, 147878, 221817, 295756, 443634, 591512, 665451, 887268, 1183024, 1330902, 1774536, 2661804, 2735743, 3549072, 5323608, 5471486, 8207229, 10647216, 10942972, 16414458, 21885944, 24621687, 32828916, 43771888, 49243374, 65657832, 98486748, 131315664, 196973496, 393946992]

約数ペア:

[(1, 393946992), (2, 196973496), (3, 131315664), (4, 98486748), (6, 65657832), (8, 49243374), (9, 43771888), (12, 32828916), (16, 24621687), (18, 21885944), (24, 16414458), (36, 10942972), (37, 10647216), (48, 8207229), (72, 5471486), (74, 5323608), (111, 3549072), (144, 2735743), (148, 2661804), (222, 1774536), (296, 1330902), (333, 1183024), (444, 887268), (592, 665451), (666, 591512), (888, 443634), (1332, 295756), (1776, 221817), (2664, 147878), (5328, 73939)]