421173907

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{1459}}^1$

素因数の和:1663

約数の個数: 32

約数和(自身を含む): 551669760

約数和(自身を除く): 130495853

約数列:

[1, 7, 11, 23, 77, 161, 163, 253, 1141, 1459, 1771, 1793, 3749, 10213, 12551, 16049, 26243, 33557, 41239, 112343, 234899, 237817, 288673, 369127, 1664719, 2583889, 2615987, 5469791, 18311909, 38288537, 60167701, 421173907]

約数ペア:

[(1, 421173907), (7, 60167701), (11, 38288537), (23, 18311909), (77, 5469791), (161, 2615987), (163, 2583889), (253, 1664719), (1141, 369127), (1459, 288673), (1771, 237817), (1793, 234899), (3749, 112343), (10213, 41239), (12551, 33557), (16049, 26243)]