278314330

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{65179}}^1$

素因数の和:65254

約数の個数: 32

約数和(自身を含む): 581927040

約数和(自身を除く): 303612710

約数列:

[1, 2, 5, 7, 10, 14, 35, 61, 70, 122, 305, 427, 610, 854, 2135, 4270, 65179, 130358, 325895, 456253, 651790, 912506, 2281265, 3975919, 4562530, 7951838, 19879595, 27831433, 39759190, 55662866, 139157165, 278314330]

約数ペア:

[(1, 278314330), (2, 139157165), (5, 55662866), (7, 39759190), (10, 27831433), (14, 19879595), (35, 7951838), (61, 4562530), (70, 3975919), (122, 2281265), (305, 912506), (427, 651790), (610, 456253), (854, 325895), (2135, 130358), (4270, 65179)]