389040078

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{521}}^1\times {\mathrm{773}}^1$

素因数の和:1329

約数の個数: 64

約数和(自身を含む): 930880512

約数和(自身を除く): 541840434

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 69, 138, 161, 322, 483, 521, 773, 966, 1042, 1546, 1563, 2319, 3126, 3647, 4638, 5411, 7294, 10822, 10941, 11983, 16233, 17779, 21882, 23966, 32466, 35558, 35949, 53337, 71898, 83881, 106674, 124453, 167762, 248906, 251643, 373359, 402733, 503286, 746718, 805466, 1208199, 2416398, 2819131, 5638262, 8457393, 9262859, 16914786, 18525718, 27788577, 55577154, 64840013, 129680026, 194520039, 389040078]

約数ペア:

[(1, 389040078), (2, 194520039), (3, 129680026), (6, 64840013), (7, 55577154), (14, 27788577), (21, 18525718), (23, 16914786), (42, 9262859), (46, 8457393), (69, 5638262), (138, 2819131), (161, 2416398), (322, 1208199), (483, 805466), (521, 746718), (773, 503286), (966, 402733), (1042, 373359), (1546, 251643), (1563, 248906), (2319, 167762), (3126, 124453), (3647, 106674), (4638, 83881), (5411, 71898), (7294, 53337), (10822, 35949), (10941, 35558), (11983, 32466), (16233, 23966), (17779, 21882)]