780228198

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{449}}^1\times {\mathrm{5081}}^1$

素因数の和:5557

約数の個数: 48

約数和(自身を含む): 1783782000

約数和(自身を除く): 1003553802

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 449, 898, 1347, 2694, 4041, 5081, 8082, 8531, 10162, 15243, 17062, 25593, 30486, 45729, 51186, 76779, 91458, 96539, 153558, 193078, 289617, 579234, 868851, 1737702, 2281369, 4562738, 6844107, 13688214, 20532321, 41064642, 43346011, 86692022, 130038033, 260076066, 390114099, 780228198]

約数ペア:

[(1, 780228198), (2, 390114099), (3, 260076066), (6, 130038033), (9, 86692022), (18, 43346011), (19, 41064642), (38, 20532321), (57, 13688214), (114, 6844107), (171, 4562738), (342, 2281369), (449, 1737702), (898, 868851), (1347, 579234), (2694, 289617), (4041, 193078), (5081, 153558), (8082, 96539), (8531, 91458), (10162, 76779), (15243, 51186), (17062, 45729), (25593, 30486)]