72165717

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{21269}}^1$

素因数の和:21317

約数の個数: 24

約数和(自身を含む): 116134200

約数和(自身を除く): 43968483

約数列:

[1, 3, 9, 13, 29, 39, 87, 117, 261, 377, 1131, 3393, 21269, 63807, 191421, 276497, 616801, 829491, 1850403, 2488473, 5551209, 8018413, 24055239, 72165717]

約数ペア:

[(1, 72165717), (3, 24055239), (9, 8018413), (13, 5551209), (29, 2488473), (39, 1850403), (87, 829491), (117, 616801), (261, 276497), (377, 191421), (1131, 63807), (3393, 21269)]