64789228

素因数分解:

$2^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{20477}}^1$

素因数の和:20601

約数の個数: 24

約数和(自身を含む): 130731552

約数和(自身を除く): 65942324

約数列:

[1, 2, 4, 7, 14, 28, 113, 226, 452, 791, 1582, 3164, 20477, 40954, 81908, 143339, 286678, 573356, 2313901, 4627802, 9255604, 16197307, 32394614, 64789228]

約数ペア:

[(1, 64789228), (2, 32394614), (4, 16197307), (7, 9255604), (14, 4627802), (28, 2313901), (113, 573356), (226, 286678), (452, 143339), (791, 81908), (1582, 40954), (3164, 20477)]