15317232021

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{1438643}}^1$

素因数の和:1438682

約数の個数: 36

約数和(自身を含む): 27380272608

約数和(自身を除く): 12063040587

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 169, 273, 507, 819, 1183, 1521, 3549, 10647, 1438643, 4315929, 10070501, 12947787, 18702359, 30211503, 56107077, 90634509, 130916513, 168321231, 243130667, 392749539, 729392001, 1178248617, 1701914669, 2188176003, 5105744007, 15317232021]

約数ペア:

[(1, 15317232021), (3, 5105744007), (7, 2188176003), (9, 1701914669), (13, 1178248617), (21, 729392001), (39, 392749539), (63, 243130667), (91, 168321231), (117, 130916513), (169, 90634509), (273, 56107077), (507, 30211503), (819, 18702359), (1183, 12947787), (1521, 10070501), (3549, 4315929), (10647, 1438643)]