1381863728

素因数分解:

$2^4\times 7^1\times {\mathrm{1637}}^1\times {\mathrm{7537}}^1$

素因数の和:9189

約数の個数: 40

約数和(自身を含む): 3062116512

約数和(自身を除く): 1680252784

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1637, 3274, 6548, 7537, 11459, 13096, 15074, 22918, 26192, 30148, 45836, 52759, 60296, 91672, 105518, 120592, 183344, 211036, 422072, 844144, 12338069, 24676138, 49352276, 86366483, 98704552, 172732966, 197409104, 345465932, 690931864, 1381863728]

約数ペア:

[(1, 1381863728), (2, 690931864), (4, 345465932), (7, 197409104), (8, 172732966), (14, 98704552), (16, 86366483), (28, 49352276), (56, 24676138), (112, 12338069), (1637, 844144), (3274, 422072), (6548, 211036), (7537, 183344), (11459, 120592), (13096, 105518), (15074, 91672), (22918, 60296), (26192, 52759), (30148, 45836)]