210330405

素因数分解:

$3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{33149}}^1$

素因数の和:33210

約数の個数: 32

約数和(自身を含む): 381888000

約数和(自身を除く): 171557595

約数列:

[1, 3, 5, 9, 15, 27, 45, 47, 135, 141, 235, 423, 705, 1269, 2115, 6345, 33149, 99447, 165745, 298341, 497235, 895023, 1491705, 1558003, 4475115, 4674009, 7790015, 14022027, 23370045, 42066081, 70110135, 210330405]

約数ペア:

[(1, 210330405), (3, 70110135), (5, 42066081), (9, 23370045), (15, 14022027), (27, 7790015), (45, 4674009), (47, 4475115), (135, 1558003), (141, 1491705), (235, 895023), (423, 497235), (705, 298341), (1269, 165745), (2115, 99447), (6345, 33149)]