7781868

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{367}}^1$

素因数の和:427

約数の個数: 72

約数和(自身を含む): 21432320

約数和(自身を除く): 13650452

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 31, 36, 38, 57, 62, 76, 93, 114, 124, 171, 186, 228, 279, 342, 367, 372, 558, 589, 684, 734, 1101, 1116, 1178, 1468, 1767, 2202, 2356, 3303, 3534, 4404, 5301, 6606, 6973, 7068, 10602, 11377, 13212, 13946, 20919, 21204, 22754, 27892, 34131, 41838, 45508, 62757, 68262, 83676, 102393, 125514, 136524, 204786, 216163, 251028, 409572, 432326, 648489, 864652, 1296978, 1945467, 2593956, 3890934, 7781868]

約数ペア:

[(1, 7781868), (2, 3890934), (3, 2593956), (4, 1945467), (6, 1296978), (9, 864652), (12, 648489), (18, 432326), (19, 409572), (31, 251028), (36, 216163), (38, 204786), (57, 136524), (62, 125514), (76, 102393), (93, 83676), (114, 68262), (124, 62757), (171, 45508), (186, 41838), (228, 34131), (279, 27892), (342, 22754), (367, 21204), (372, 20919), (558, 13946), (589, 13212), (684, 11377), (734, 10602), (1101, 7068), (1116, 6973), (1178, 6606), (1468, 5301), (1767, 4404), (2202, 3534), (2356, 3303)]