61971819

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{32429}}^1$

素因数の和:32459

約数の個数: 24

約数和(自身を含む): 103516560

約数和(自身を除く): 41544741

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 32429, 97287, 227003, 421577, 681009, 1264731, 1589021, 2951039, 4767063, 8853117, 20657273, 61971819]

約数ペア:

[(1, 61971819), (3, 20657273), (7, 8853117), (13, 4767063), (21, 2951039), (39, 1589021), (49, 1264731), (91, 681009), (147, 421577), (273, 227003), (637, 97287), (1911, 32429)]