643218

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1$

素因数の和:166

約数の個数: 32

約数和(自身を含む): 1382400

約数和(自身を除く): 739182

約数列:

[1, 2, 3, 6, 23, 46, 59, 69, 79, 118, 138, 158, 177, 237, 354, 474, 1357, 1817, 2714, 3634, 4071, 4661, 5451, 8142, 9322, 10902, 13983, 27966, 107203, 214406, 321609, 643218]

約数ペア:

[(1, 643218), (2, 321609), (3, 214406), (6, 107203), (23, 27966), (46, 13983), (59, 10902), (69, 9322), (79, 8142), (118, 5451), (138, 4661), (158, 4071), (177, 3634), (237, 2714), (354, 1817), (474, 1357)]