253378216

素因数分解:

$2^3\times 7^3\times {\mathrm{13}}^1\times {\mathrm{7103}}^1$

素因数の和:7143

約数の個数: 64

約数和(自身を含む): 596736000

約数和(自身を除く): 343357784

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 49, 52, 56, 91, 98, 104, 182, 196, 343, 364, 392, 637, 686, 728, 1274, 1372, 2548, 2744, 4459, 5096, 7103, 8918, 14206, 17836, 28412, 35672, 49721, 56824, 92339, 99442, 184678, 198884, 348047, 369356, 397768, 646373, 696094, 738712, 1292746, 1392188, 2436329, 2585492, 2784376, 4524611, 4872658, 5170984, 9049222, 9745316, 18098444, 19490632, 31672277, 36196888, 63344554, 126689108, 253378216]

約数ペア:

[(1, 253378216), (2, 126689108), (4, 63344554), (7, 36196888), (8, 31672277), (13, 19490632), (14, 18098444), (26, 9745316), (28, 9049222), (49, 5170984), (52, 4872658), (56, 4524611), (91, 2784376), (98, 2585492), (104, 2436329), (182, 1392188), (196, 1292746), (343, 738712), (364, 696094), (392, 646373), (637, 397768), (686, 369356), (728, 348047), (1274, 198884), (1372, 184678), (2548, 99442), (2744, 92339), (4459, 56824), (5096, 49721), (7103, 35672), (8918, 28412), (14206, 17836)]