29943975

素因数分解:

$3^1\times 5^2\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1$

素因数の和:240

約数の個数: 48

約数和(自身を含む): 51603840

約数和(自身を除く): 21659865

約数列:

[1, 3, 5, 15, 25, 59, 67, 75, 101, 177, 201, 295, 303, 335, 505, 885, 1005, 1475, 1515, 1675, 2525, 3953, 4425, 5025, 5959, 6767, 7575, 11859, 17877, 19765, 20301, 29795, 33835, 59295, 89385, 98825, 101505, 148975, 169175, 296475, 399253, 446925, 507525, 1197759, 1996265, 5988795, 9981325, 29943975]

約数ペア:

[(1, 29943975), (3, 9981325), (5, 5988795), (15, 1996265), (25, 1197759), (59, 507525), (67, 446925), (75, 399253), (101, 296475), (177, 169175), (201, 148975), (295, 101505), (303, 98825), (335, 89385), (505, 59295), (885, 33835), (1005, 29795), (1475, 20301), (1515, 19765), (1675, 17877), (2525, 11859), (3953, 7575), (4425, 6767), (5025, 5959)]