28664595

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{13553}}^1$

素因数の和:13611

約数の個数: 24

約数和(自身を含む): 50746176

約数和(自身を除く): 22081581

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 235, 423, 705, 2115, 13553, 40659, 67765, 121977, 203295, 609885, 636991, 1910973, 3184955, 5732919, 9554865, 28664595]

約数ペア:

[(1, 28664595), (3, 9554865), (5, 5732919), (9, 3184955), (15, 1910973), (45, 636991), (47, 609885), (141, 203295), (235, 121977), (423, 67765), (705, 40659), (2115, 13553)]