217367085

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{907}}^1\times {\mathrm{1229}}^1$

素因数の和:2157

約数の個数: 32

約数和(自身を含む): 375258240

約数和(自身を除く): 157891155

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 907, 1229, 2721, 3687, 4535, 6145, 11791, 13605, 15977, 18435, 35373, 47931, 58955, 79885, 176865, 239655, 1114703, 3344109, 5573515, 14491139, 16720545, 43473417, 72455695, 217367085]

約数ペア:

[(1, 217367085), (3, 72455695), (5, 43473417), (13, 16720545), (15, 14491139), (39, 5573515), (65, 3344109), (195, 1114703), (907, 239655), (1229, 176865), (2721, 79885), (3687, 58955), (4535, 47931), (6145, 35373), (11791, 18435), (13605, 15977)]