399156786

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{1039}}^1\times {\mathrm{3049}}^1$

素因数の和:4103

約数の個数: 48

約数和(自身を含む): 989664000

約数和(自身を除く): 590507214

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 1039, 2078, 3049, 3117, 6098, 6234, 7273, 9147, 9351, 14546, 18294, 18702, 21343, 21819, 27441, 42686, 43638, 54882, 64029, 65457, 128058, 130914, 192087, 384174, 3167911, 6335822, 9503733, 19007466, 22175377, 28511199, 44350754, 57022398, 66526131, 133052262, 199578393, 399156786]

約数ペア:

[(1, 399156786), (2, 199578393), (3, 133052262), (6, 66526131), (7, 57022398), (9, 44350754), (14, 28511199), (18, 22175377), (21, 19007466), (42, 9503733), (63, 6335822), (126, 3167911), (1039, 384174), (2078, 192087), (3049, 130914), (3117, 128058), (6098, 65457), (6234, 64029), (7273, 54882), (9147, 43638), (9351, 42686), (14546, 27441), (18294, 21819), (18702, 21343)]