209733111

素因数分解:

$3^3\times 7^1\times {\mathrm{151}}^1\times {\mathrm{7349}}^1$

素因数の和:7516

約数の個数: 32

約数和(自身を含む): 357504000

約数和(自身を除く): 147770889

約数列:

[1, 3, 7, 9, 21, 27, 63, 151, 189, 453, 1057, 1359, 3171, 4077, 7349, 9513, 22047, 28539, 51443, 66141, 154329, 198423, 462987, 1109699, 1388961, 3329097, 7767893, 9987291, 23303679, 29961873, 69911037, 209733111]

約数ペア:

[(1, 209733111), (3, 69911037), (7, 29961873), (9, 23303679), (21, 9987291), (27, 7767893), (63, 3329097), (151, 1388961), (189, 1109699), (453, 462987), (1057, 198423), (1359, 154329), (3171, 66141), (4077, 51443), (7349, 28539), (9513, 22047)]