221962959

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{1031}}^1\times {\mathrm{1259}}^1$

素因数の和:2315

約数の個数: 24

約数和(自身を含む): 338083200

約数和(自身を除く): 116120241

約数列:

[1, 3, 9, 19, 57, 171, 1031, 1259, 3093, 3777, 9279, 11331, 19589, 23921, 58767, 71763, 176301, 215289, 1298029, 3894087, 11682261, 24662551, 73987653, 221962959]

約数ペア:

[(1, 221962959), (3, 73987653), (9, 24662551), (19, 11682261), (57, 3894087), (171, 1298029), (1031, 215289), (1259, 176301), (3093, 71763), (3777, 58767), (9279, 23921), (11331, 19589)]