28997605

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{631}}^1$

素因数の和:757

約数の個数: 32

約数和(自身を含む): 43319808

約数和(自身を除く): 14322203

約数列:

[1, 5, 7, 13, 35, 65, 91, 101, 455, 505, 631, 707, 1313, 3155, 3535, 4417, 6565, 8203, 9191, 22085, 41015, 45955, 57421, 63731, 287105, 318655, 446117, 828503, 2230585, 4142515, 5799521, 28997605]

約数ペア:

[(1, 28997605), (5, 5799521), (7, 4142515), (13, 2230585), (35, 828503), (65, 446117), (91, 318655), (101, 287105), (455, 63731), (505, 57421), (631, 45955), (707, 41015), (1313, 22085), (3155, 9191), (3535, 8203), (4417, 6565)]