1899828

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{359}}^1$

素因数の和:386

約数の個数: 72

約数和(自身を含む): 5745600

約数和(自身を除く): 3845772

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 84, 98, 108, 126, 147, 189, 196, 252, 294, 359, 378, 441, 588, 718, 756, 882, 1077, 1323, 1436, 1764, 2154, 2513, 2646, 3231, 4308, 5026, 5292, 6462, 7539, 9693, 10052, 12924, 15078, 17591, 19386, 22617, 30156, 35182, 38772, 45234, 52773, 67851, 70364, 90468, 105546, 135702, 158319, 211092, 271404, 316638, 474957, 633276, 949914, 1899828]

約数ペア:

[(1, 1899828), (2, 949914), (3, 633276), (4, 474957), (6, 316638), (7, 271404), (9, 211092), (12, 158319), (14, 135702), (18, 105546), (21, 90468), (27, 70364), (28, 67851), (36, 52773), (42, 45234), (49, 38772), (54, 35182), (63, 30156), (84, 22617), (98, 19386), (108, 17591), (126, 15078), (147, 12924), (189, 10052), (196, 9693), (252, 7539), (294, 6462), (359, 5292), (378, 5026), (441, 4308), (588, 3231), (718, 2646), (756, 2513), (882, 2154), (1077, 1764), (1323, 1436)]