30780428

素因数分解:

$2^2\times 7^2\times {\mathrm{97}}^1\times {\mathrm{1619}}^1$

素因数の和:1734

約数の個数: 36

約数和(自身を含む): 63345240

約数和(自身を除く): 32564812

約数列:

[1, 2, 4, 7, 14, 28, 49, 97, 98, 194, 196, 388, 679, 1358, 1619, 2716, 3238, 4753, 6476, 9506, 11333, 19012, 22666, 45332, 79331, 157043, 158662, 314086, 317324, 628172, 1099301, 2198602, 4397204, 7695107, 15390214, 30780428]

約数ペア:

[(1, 30780428), (2, 15390214), (4, 7695107), (7, 4397204), (14, 2198602), (28, 1099301), (49, 628172), (97, 317324), (98, 314086), (194, 158662), (196, 157043), (388, 79331), (679, 45332), (1358, 22666), (1619, 19012), (2716, 11333), (3238, 9506), (4753, 6476)]