28438885

素因数分解:

$5^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1\times {\mathrm{647}}^1$

素因数の和:860

約数の個数: 16

約数和(自身を含む): 34992000

約数和(自身を除く): 6553115

約数列:

[1, 5, 59, 149, 295, 647, 745, 3235, 8791, 38173, 43955, 96403, 190865, 482015, 5687777, 28438885]

約数ペア:

[(1, 28438885), (5, 5687777), (59, 482015), (149, 190865), (295, 96403), (647, 43955), (745, 38173), (3235, 8791)]