291122028

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{379}}^1\times {\mathrm{1123}}^1$

素因数の和:1531

約数の個数: 72

約数和(自身を含む): 777358400

約数和(自身を除く): 486236372

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 379, 684, 758, 1123, 1137, 1516, 2246, 2274, 3369, 3411, 4492, 4548, 6738, 6822, 7201, 10107, 13476, 13644, 14402, 20214, 21337, 21603, 28804, 40428, 42674, 43206, 64011, 64809, 85348, 86412, 128022, 129618, 192033, 256044, 259236, 384066, 425617, 768132, 851234, 1276851, 1702468, 2553702, 3830553, 5107404, 7661106, 8086723, 15322212, 16173446, 24260169, 32346892, 48520338, 72780507, 97040676, 145561014, 291122028]

約数ペア:

[(1, 291122028), (2, 145561014), (3, 97040676), (4, 72780507), (6, 48520338), (9, 32346892), (12, 24260169), (18, 16173446), (19, 15322212), (36, 8086723), (38, 7661106), (57, 5107404), (76, 3830553), (114, 2553702), (171, 1702468), (228, 1276851), (342, 851234), (379, 768132), (684, 425617), (758, 384066), (1123, 259236), (1137, 256044), (1516, 192033), (2246, 129618), (2274, 128022), (3369, 86412), (3411, 85348), (4492, 64809), (4548, 64011), (6738, 43206), (6822, 42674), (7201, 40428), (10107, 28804), (13476, 21603), (13644, 21337), (14402, 20214)]