31539095

素因数分解:

$5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{193}}^1$

素因数の和:264

約数の個数: 48

約数和(自身を含む): 47770560

約数和(自身を除く): 16231465

約数列:

[1, 5, 7, 23, 29, 35, 49, 115, 145, 161, 193, 203, 245, 667, 805, 965, 1015, 1127, 1351, 1421, 3335, 4439, 4669, 5597, 5635, 6755, 7105, 9457, 22195, 23345, 27985, 31073, 32683, 39179, 47285, 128731, 155365, 163415, 195895, 217511, 274253, 643655, 901117, 1087555, 1371265, 4505585, 6307819, 31539095]

約数ペア:

[(1, 31539095), (5, 6307819), (7, 4505585), (23, 1371265), (29, 1087555), (35, 901117), (49, 643655), (115, 274253), (145, 217511), (161, 195895), (193, 163415), (203, 155365), (245, 128731), (667, 47285), (805, 39179), (965, 32683), (1015, 31073), (1127, 27985), (1351, 23345), (1421, 22195), (3335, 9457), (4439, 7105), (4669, 6755), (5597, 5635)]