40017015

素因数分解:

$3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{6491}}^1$

素因数の和:6639

約数の個数: 24

約数和(自身を含む): 69879888

約数和(自身を除く): 29862873

約数列:

[1, 3, 5, 9, 15, 45, 137, 411, 685, 1233, 2055, 6165, 6491, 19473, 32455, 58419, 97365, 292095, 889267, 2667801, 4446335, 8003403, 13339005, 40017015]

約数ペア:

[(1, 40017015), (3, 13339005), (5, 8003403), (9, 4446335), (15, 2667801), (45, 889267), (137, 292095), (411, 97365), (685, 58419), (1233, 32455), (2055, 19473), (6165, 6491)]