66981852

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1693}}^1$

素因数の和:1867

約数の個数: 72

約数和(自身を含む): 194850656

約数和(自身を除く): 127868804

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 157, 252, 314, 471, 628, 942, 1099, 1413, 1693, 1884, 2198, 2826, 3297, 3386, 4396, 5079, 5652, 6594, 6772, 9891, 10158, 11851, 13188, 15237, 19782, 20316, 23702, 30474, 35553, 39564, 47404, 60948, 71106, 106659, 142212, 213318, 265801, 426636, 531602, 797403, 1063204, 1594806, 1860607, 2392209, 3189612, 3721214, 4784418, 5581821, 7442428, 9568836, 11163642, 16745463, 22327284, 33490926, 66981852]

約数ペア:

[(1, 66981852), (2, 33490926), (3, 22327284), (4, 16745463), (6, 11163642), (7, 9568836), (9, 7442428), (12, 5581821), (14, 4784418), (18, 3721214), (21, 3189612), (28, 2392209), (36, 1860607), (42, 1594806), (63, 1063204), (84, 797403), (126, 531602), (157, 426636), (252, 265801), (314, 213318), (471, 142212), (628, 106659), (942, 71106), (1099, 60948), (1413, 47404), (1693, 39564), (1884, 35553), (2198, 30474), (2826, 23702), (3297, 20316), (3386, 19782), (4396, 15237), (5079, 13188), (5652, 11851), (6594, 10158), (6772, 9891)]