145604907

素因数分解:

$3^2\times 7^1\times {\mathrm{113}}^2\times {\mathrm{181}}^1$

素因数の和:420

約数の個数: 36

約数和(自身を含む): 243849424

約数和(自身を除く): 98244517

約数列:

[1, 3, 7, 9, 21, 63, 113, 181, 339, 543, 791, 1017, 1267, 1629, 2373, 3801, 7119, 11403, 12769, 20453, 38307, 61359, 89383, 114921, 143171, 184077, 268149, 429513, 804447, 1288539, 2311189, 6933567, 16178323, 20800701, 48534969, 145604907]

約数ペア:

[(1, 145604907), (3, 48534969), (7, 20800701), (9, 16178323), (21, 6933567), (63, 2311189), (113, 1288539), (181, 804447), (339, 429513), (543, 268149), (791, 184077), (1017, 143171), (1267, 114921), (1629, 89383), (2373, 61359), (3801, 38307), (7119, 20453), (11403, 12769)]