31355235

素因数分解:

$3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{8009}}^1$

素因数の和:8052

約数の個数: 32

約数和(自身を含む): 57672000

約数和(自身を除く): 26316765

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 87, 135, 145, 261, 435, 783, 1305, 3915, 8009, 24027, 40045, 72081, 120135, 216243, 232261, 360405, 696783, 1081215, 1161305, 2090349, 3483915, 6271047, 10451745, 31355235]

約数ペア:

[(1, 31355235), (3, 10451745), (5, 6271047), (9, 3483915), (15, 2090349), (27, 1161305), (29, 1081215), (45, 696783), (87, 360405), (135, 232261), (145, 216243), (261, 120135), (435, 72081), (783, 40045), (1305, 24027), (3915, 8009)]