494156

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1$

素因数の和:90

約数の個数: 36

約数和(自身を含む): 1014552

約数和(自身を除く): 520396

約数列:

[1, 2, 4, 13, 17, 26, 34, 43, 52, 68, 86, 169, 172, 221, 338, 442, 559, 676, 731, 884, 1118, 1462, 2236, 2873, 2924, 5746, 7267, 9503, 11492, 14534, 19006, 29068, 38012, 123539, 247078, 494156]

約数ペア:

[(1, 494156), (2, 247078), (4, 123539), (13, 38012), (17, 29068), (26, 19006), (34, 14534), (43, 11492), (52, 9503), (68, 7267), (86, 5746), (169, 2924), (172, 2873), (221, 2236), (338, 1462), (442, 1118), (559, 884), (676, 731)]