642974208

素因数分解:

$2^9\times 3^1\times {\mathrm{418603}}^1$

素因数の和:418624

約数の個数: 40

約数和(自身を含む): 1712927568

約数和(自身を除く): 1069953360

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 512, 768, 1536, 418603, 837206, 1255809, 1674412, 2511618, 3348824, 5023236, 6697648, 10046472, 13395296, 20092944, 26790592, 40185888, 53581184, 80371776, 107162368, 160743552, 214324736, 321487104, 642974208]

約数ペア:

[(1, 642974208), (2, 321487104), (3, 214324736), (4, 160743552), (6, 107162368), (8, 80371776), (12, 53581184), (16, 40185888), (24, 26790592), (32, 20092944), (48, 13395296), (64, 10046472), (96, 6697648), (128, 5023236), (192, 3348824), (256, 2511618), (384, 1674412), (512, 1255809), (768, 837206), (1536, 418603)]