261360624

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{777859}}^1$

素因数の和:777877

約数の個数: 40

約数和(自身を含む): 771637120

約数和(自身を除く): 510276496

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 777859, 1555718, 2333577, 3111436, 4667154, 5445013, 6222872, 9334308, 10890026, 12445744, 16335039, 18668616, 21780052, 32670078, 37337232, 43560104, 65340156, 87120208, 130680312, 261360624]

約数ペア:

[(1, 261360624), (2, 130680312), (3, 87120208), (4, 65340156), (6, 43560104), (7, 37337232), (8, 32670078), (12, 21780052), (14, 18668616), (16, 16335039), (21, 12445744), (24, 10890026), (28, 9334308), (42, 6222872), (48, 5445013), (56, 4667154), (84, 3111436), (112, 2333577), (168, 1555718), (336, 777859)]