15318836

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:121

約数の個数: 72

約数和(自身を含む): 32465664

約数和(自身を除く): 17146828

約数列:

[1, 2, 4, 13, 17, 26, 31, 34, 43, 52, 62, 68, 86, 124, 169, 172, 221, 338, 403, 442, 527, 559, 676, 731, 806, 884, 1054, 1118, 1333, 1462, 1612, 2108, 2236, 2666, 2873, 2924, 5239, 5332, 5746, 6851, 7267, 9503, 10478, 11492, 13702, 14534, 17329, 19006, 20956, 22661, 27404, 29068, 34658, 38012, 45322, 69316, 89063, 90644, 123539, 178126, 225277, 247078, 294593, 356252, 450554, 494156, 589186, 901108, 1178372, 3829709, 7659418, 15318836]

約数ペア:

[(1, 15318836), (2, 7659418), (4, 3829709), (13, 1178372), (17, 901108), (26, 589186), (31, 494156), (34, 450554), (43, 356252), (52, 294593), (62, 247078), (68, 225277), (86, 178126), (124, 123539), (169, 90644), (172, 89063), (221, 69316), (338, 45322), (403, 38012), (442, 34658), (527, 29068), (559, 27404), (676, 22661), (731, 20956), (806, 19006), (884, 17329), (1054, 14534), (1118, 13702), (1333, 11492), (1462, 10478), (1612, 9503), (2108, 7267), (2236, 6851), (2666, 5746), (2873, 5332), (2924, 5239)]