210930251

素因数分解:

$7^4\times {\mathrm{59}}^1\times {\mathrm{1489}}^1$

素因数の和:1576

約数の個数: 20

約数和(自身を含む): 250409400

約数和(自身を除く): 39479149

約数列:

[1, 7, 49, 59, 343, 413, 1489, 2401, 2891, 10423, 20237, 72961, 87851, 141659, 510727, 614957, 3575089, 4304699, 30132893, 210930251]

約数ペア:

[(1, 210930251), (7, 30132893), (49, 4304699), (59, 3575089), (343, 614957), (413, 510727), (1489, 141659), (2401, 87851), (2891, 72961), (10423, 20237)]