3980535

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1$

素因数の和:307

約数の個数: 32

約数和(自身を含む): 6955200

約数和(自身を除く): 2974665

約数列:

[1, 3, 5, 13, 15, 39, 65, 137, 149, 195, 411, 447, 685, 745, 1781, 1937, 2055, 2235, 5343, 5811, 8905, 9685, 20413, 26715, 29055, 61239, 102065, 265369, 306195, 796107, 1326845, 3980535]

約数ペア:

[(1, 3980535), (3, 1326845), (5, 796107), (13, 306195), (15, 265369), (39, 102065), (65, 61239), (137, 29055), (149, 26715), (195, 20413), (411, 9685), (447, 8905), (685, 5811), (745, 5343), (1781, 2235), (1937, 2055)]