13997997

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{661}}^1$

素因数の和:861

約数の個数: 24

約数和(自身を含む): 21928088

約数和(自身を除く): 7930091

約数列:

[1, 3, 9, 13, 39, 117, 181, 543, 661, 1629, 1983, 2353, 5949, 7059, 8593, 21177, 25779, 77337, 119641, 358923, 1076769, 1555333, 4665999, 13997997]

約数ペア:

[(1, 13997997), (3, 4665999), (9, 1555333), (13, 1076769), (39, 358923), (117, 119641), (181, 77337), (543, 25779), (661, 21177), (1629, 8593), (1983, 7059), (2353, 5949)]