319145036

素因数分解:

$2^2\times 7^3\times {\mathrm{457}}^1\times {\mathrm{509}}^1$

素因数の和:991

約数の個数: 48

約数和(自身を含む): 654024000

約数和(自身を除く): 334878964

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 457, 509, 686, 914, 1018, 1372, 1828, 2036, 3199, 3563, 6398, 7126, 12796, 14252, 22393, 24941, 44786, 49882, 89572, 99764, 156751, 174587, 232613, 313502, 349174, 465226, 627004, 698348, 930452, 1628291, 3256582, 6513164, 11398037, 22796074, 45592148, 79786259, 159572518, 319145036]

約数ペア:

[(1, 319145036), (2, 159572518), (4, 79786259), (7, 45592148), (14, 22796074), (28, 11398037), (49, 6513164), (98, 3256582), (196, 1628291), (343, 930452), (457, 698348), (509, 627004), (686, 465226), (914, 349174), (1018, 313502), (1372, 232613), (1828, 174587), (2036, 156751), (3199, 99764), (3563, 89572), (6398, 49882), (7126, 44786), (12796, 24941), (14252, 22393)]