28994875

素因数分解:

$5^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2549}}^1$

素因数の和:2584

約数の個数: 32

約数和(自身を含む): 44553600

約数和(自身を除く): 15558725

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 125, 175, 325, 455, 875, 1625, 2275, 2549, 11375, 12745, 17843, 33137, 63725, 89215, 165685, 231959, 318625, 446075, 828425, 1159795, 2230375, 4142125, 5798975, 28994875]

約数ペア:

[(1, 28994875), (5, 5798975), (7, 4142125), (13, 2230375), (25, 1159795), (35, 828425), (65, 446075), (91, 318625), (125, 231959), (175, 165685), (325, 89215), (455, 63725), (875, 33137), (1625, 17843), (2275, 12745), (2549, 11375)]