489048388

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{1663}}^1\times {\mathrm{1987}}^1$

素因数の和:3691

約数の個数: 24

約数和(自身を含む): 879936512

約数和(自身を除く): 390888124

約数列:

[1, 2, 4, 37, 74, 148, 1663, 1987, 3326, 3974, 6652, 7948, 61531, 73519, 123062, 147038, 246124, 294076, 3304381, 6608762, 13217524, 122262097, 244524194, 489048388]

約数ペア:

[(1, 489048388), (2, 244524194), (4, 122262097), (37, 13217524), (74, 6608762), (148, 3304381), (1663, 294076), (1987, 246124), (3326, 147038), (3974, 123062), (6652, 73519), (7948, 61531)]