87715516

素因数分解:

$2^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{19219}}^1$

素因数の和:19393

約数の個数: 24

約数和(自身を含む): 176516480

約数和(自身を除く): 88800964

約数列:

[1, 2, 4, 7, 14, 28, 163, 326, 652, 1141, 2282, 4564, 19219, 38438, 76876, 134533, 269066, 538132, 3132697, 6265394, 12530788, 21928879, 43857758, 87715516]

約数ペア:

[(1, 87715516), (2, 43857758), (4, 21928879), (7, 12530788), (14, 6265394), (28, 3132697), (163, 538132), (326, 269066), (652, 134533), (1141, 76876), (2282, 38438), (4564, 19219)]