16864705

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{229}}^1$

素因数の和:361

約数の個数: 32

約数和(自身を含む): 24111360

約数和(自身を除く): 7246655

約数列:

[1, 5, 11, 13, 55, 65, 103, 143, 229, 515, 715, 1133, 1145, 1339, 2519, 2977, 5665, 6695, 12595, 14729, 14885, 23587, 32747, 73645, 117935, 163735, 259457, 306631, 1297285, 1533155, 3372941, 16864705]

約数ペア:

[(1, 16864705), (5, 3372941), (11, 1533155), (13, 1297285), (55, 306631), (65, 259457), (103, 163735), (143, 117935), (229, 73645), (515, 32747), (715, 23587), (1133, 14885), (1145, 14729), (1339, 12595), (2519, 6695), (2977, 5665)]