397606972

素因数分解:

$2^2\times 7^3\times {\mathrm{179}}^1\times {\mathrm{1619}}^1$

素因数の和:1823

約数の個数: 48

約数和(自身を含む): 816480000

約数和(自身を除く): 418873028

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 179, 196, 343, 358, 686, 716, 1253, 1372, 1619, 2506, 3238, 5012, 6476, 8771, 11333, 17542, 22666, 35084, 45332, 61397, 79331, 122794, 158662, 245588, 289801, 317324, 555317, 579602, 1110634, 1159204, 2028607, 2221268, 4057214, 8114428, 14200249, 28400498, 56800996, 99401743, 198803486, 397606972]

約数ペア:

[(1, 397606972), (2, 198803486), (4, 99401743), (7, 56800996), (14, 28400498), (28, 14200249), (49, 8114428), (98, 4057214), (179, 2221268), (196, 2028607), (343, 1159204), (358, 1110634), (686, 579602), (716, 555317), (1253, 317324), (1372, 289801), (1619, 245588), (2506, 158662), (3238, 122794), (5012, 79331), (6476, 61397), (8771, 45332), (11333, 35084), (17542, 22666)]