15973815

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{677}}^1$

素因数の和:720

約数の個数: 48

約数和(自身を含む): 30298464

約数和(自身を除く): 14324649

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 121, 143, 165, 195, 363, 429, 605, 677, 715, 1573, 1815, 2031, 2145, 3385, 4719, 7447, 7865, 8801, 10155, 22341, 23595, 26403, 37235, 44005, 81917, 96811, 111705, 132015, 245751, 290433, 409585, 484055, 1064921, 1228755, 1452165, 3194763, 5324605, 15973815]

約数ペア:

[(1, 15973815), (3, 5324605), (5, 3194763), (11, 1452165), (13, 1228755), (15, 1064921), (33, 484055), (39, 409585), (55, 290433), (65, 245751), (121, 132015), (143, 111705), (165, 96811), (195, 81917), (363, 44005), (429, 37235), (605, 26403), (677, 23595), (715, 22341), (1573, 10155), (1815, 8801), (2031, 7865), (2145, 7447), (3385, 4719)]