660764

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:245

約数の個数: 24

約数和(自身を含む): 1267728

約数和(自身を除く): 606964

約数列:

[1, 2, 4, 13, 26, 52, 97, 131, 194, 262, 388, 524, 1261, 1703, 2522, 3406, 5044, 6812, 12707, 25414, 50828, 165191, 330382, 660764]

約数ペア:

[(1, 660764), (2, 330382), (4, 165191), (13, 50828), (26, 25414), (52, 12707), (97, 6812), (131, 5044), (194, 3406), (262, 2522), (388, 1703), (524, 1261)]