201221631

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{6907}}^1$

素因数の和:7012

約数の個数: 32

約数和(自身を含む): 324952320

約数和(自身を除く): 123730689

約数列:

[1, 3, 9, 13, 27, 39, 83, 117, 249, 351, 747, 1079, 2241, 3237, 6907, 9711, 20721, 29133, 62163, 89791, 186489, 269373, 573281, 808119, 1719843, 2424357, 5159529, 7452653, 15478587, 22357959, 67073877, 201221631]

約数ペア:

[(1, 201221631), (3, 67073877), (9, 22357959), (13, 15478587), (27, 7452653), (39, 5159529), (83, 2424357), (117, 1719843), (249, 808119), (351, 573281), (747, 269373), (1079, 186489), (2241, 89791), (3237, 62163), (6907, 29133), (9711, 20721)]