143896395

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{631}}^1\times {\mathrm{661}}^1$

素因数の和:1323

約数の個数: 32

約数和(自身を含む): 240989184

約数和(自身を除く): 97092789

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 631, 661, 1893, 1983, 3155, 3305, 9465, 9915, 14513, 15203, 43539, 45609, 72565, 76015, 217695, 228045, 417091, 1251273, 2085455, 6256365, 9593093, 28779279, 47965465, 143896395]

約数ペア:

[(1, 143896395), (3, 47965465), (5, 28779279), (15, 9593093), (23, 6256365), (69, 2085455), (115, 1251273), (345, 417091), (631, 228045), (661, 217695), (1893, 76015), (1983, 72565), (3155, 45609), (3305, 43539), (9465, 15203), (9915, 14513)]