2728375

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1$

素因数の和:124

約数の個数: 32

約数和(自身を含む): 3878784

約数和(自身を除く): 1150409

約数列:

[1, 5, 13, 23, 25, 65, 73, 115, 125, 299, 325, 365, 575, 949, 1495, 1625, 1679, 1825, 2875, 4745, 7475, 8395, 9125, 21827, 23725, 37375, 41975, 109135, 118625, 209875, 545675, 2728375]

約数ペア:

[(1, 2728375), (5, 545675), (13, 209875), (23, 118625), (25, 109135), (65, 41975), (73, 37375), (115, 23725), (125, 21827), (299, 9125), (325, 8395), (365, 7475), (575, 4745), (949, 2875), (1495, 1825), (1625, 1679)]