253998036

素因数分解:

$2^2\times 3^2\times {\mathrm{139}}^1\times {\mathrm{193}}^1\times {\mathrm{263}}^1$

素因数の和:605

約数の個数: 72

約数和(自身を含む): 652491840

約数和(自身を除く): 398493804

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 139, 193, 263, 278, 386, 417, 526, 556, 579, 772, 789, 834, 1052, 1158, 1251, 1578, 1668, 1737, 2316, 2367, 2502, 3156, 3474, 4734, 5004, 6948, 9468, 26827, 36557, 50759, 53654, 73114, 80481, 101518, 107308, 109671, 146228, 152277, 160962, 203036, 219342, 241443, 304554, 321924, 329013, 438684, 456831, 482886, 609108, 658026, 913662, 965772, 1316052, 1827324, 7055501, 14111002, 21166503, 28222004, 42333006, 63499509, 84666012, 126999018, 253998036]

約数ペア:

[(1, 253998036), (2, 126999018), (3, 84666012), (4, 63499509), (6, 42333006), (9, 28222004), (12, 21166503), (18, 14111002), (36, 7055501), (139, 1827324), (193, 1316052), (263, 965772), (278, 913662), (386, 658026), (417, 609108), (526, 482886), (556, 456831), (579, 438684), (772, 329013), (789, 321924), (834, 304554), (1052, 241443), (1158, 219342), (1251, 203036), (1578, 160962), (1668, 152277), (1737, 146228), (2316, 109671), (2367, 107308), (2502, 101518), (3156, 80481), (3474, 73114), (4734, 53654), (5004, 50759), (6948, 36557), (9468, 26827)]