641543808

素因数分解:

$2^7\times 3^1\times {\mathrm{1670687}}^1$

素因数の和:1670704

約数の個数: 32

約数和(自身を含む): 1704101760

約数和(自身を除く): 1062557952

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 384, 1670687, 3341374, 5012061, 6682748, 10024122, 13365496, 20048244, 26730992, 40096488, 53461984, 80192976, 106923968, 160385952, 213847936, 320771904, 641543808]

約数ペア:

[(1, 641543808), (2, 320771904), (3, 213847936), (4, 160385952), (6, 106923968), (8, 80192976), (12, 53461984), (16, 40096488), (24, 26730992), (32, 20048244), (48, 13365496), (64, 10024122), (96, 6682748), (128, 5012061), (192, 3341374), (384, 1670687)]