278317284

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{20327}}^1$

素因数の和:20504

約数の個数: 48

約数和(自身を含む): 746769408

約数和(自身を除く): 468452124

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 163, 326, 489, 652, 978, 1141, 1956, 2282, 3423, 4564, 6846, 13692, 20327, 40654, 60981, 81308, 121962, 142289, 243924, 284578, 426867, 569156, 853734, 1707468, 3313301, 6626602, 9939903, 13253204, 19879806, 23193107, 39759612, 46386214, 69579321, 92772428, 139158642, 278317284]

約数ペア:

[(1, 278317284), (2, 139158642), (3, 92772428), (4, 69579321), (6, 46386214), (7, 39759612), (12, 23193107), (14, 19879806), (21, 13253204), (28, 9939903), (42, 6626602), (84, 3313301), (163, 1707468), (326, 853734), (489, 569156), (652, 426867), (978, 284578), (1141, 243924), (1956, 142289), (2282, 121962), (3423, 81308), (4564, 60981), (6846, 40654), (13692, 20327)]