70720965

素因数分解:

$3^3\times 5^1\times 7^2\times {\mathrm{10691}}^1$

素因数の和:10719

約数の個数: 48

約数和(自身を含む): 146266560

約数和(自身を除く): 75545595

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 105, 135, 147, 189, 245, 315, 441, 735, 945, 1323, 2205, 6615, 10691, 32073, 53455, 74837, 96219, 160365, 224511, 288657, 374185, 481095, 523859, 673533, 1122555, 1443285, 1571577, 2020599, 2619295, 3367665, 4714731, 7857885, 10102995, 14144193, 23573655, 70720965]

約数ペア:

[(1, 70720965), (3, 23573655), (5, 14144193), (7, 10102995), (9, 7857885), (15, 4714731), (21, 3367665), (27, 2619295), (35, 2020599), (45, 1571577), (49, 1443285), (63, 1122555), (105, 673533), (135, 523859), (147, 481095), (189, 374185), (245, 288657), (315, 224511), (441, 160365), (735, 96219), (945, 74837), (1323, 53455), (2205, 32073), (6615, 10691)]