641808

素因数分解:

$2^4\times 3^2\times {\mathrm{4457}}^1$

素因数の和:4471

約数の個数: 30

約数和(自身を含む): 1796574

約数和(自身を除く): 1154766

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 4457, 8914, 13371, 17828, 26742, 35656, 40113, 53484, 71312, 80226, 106968, 160452, 213936, 320904, 641808]

約数ペア:

[(1, 641808), (2, 320904), (3, 213936), (4, 160452), (6, 106968), (8, 80226), (9, 71312), (12, 53484), (16, 40113), (18, 35656), (24, 26742), (36, 17828), (48, 13371), (72, 8914), (144, 4457)]