87319791

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{167}}^1$

素因数の和:336

約数の個数: 48

約数和(自身を含む): 141261120

約数和(自身を除く): 53941329

約数列:

[1, 3, 9, 13, 39, 41, 109, 117, 123, 167, 327, 369, 501, 533, 981, 1417, 1503, 1599, 2171, 4251, 4469, 4797, 6513, 6847, 12753, 13407, 18203, 19539, 20541, 40221, 54609, 58097, 61623, 89011, 163827, 174291, 236639, 267033, 522873, 709917, 746323, 801099, 2129751, 2238969, 6716907, 9702199, 29106597, 87319791]

約数ペア:

[(1, 87319791), (3, 29106597), (9, 9702199), (13, 6716907), (39, 2238969), (41, 2129751), (109, 801099), (117, 746323), (123, 709917), (167, 522873), (327, 267033), (369, 236639), (501, 174291), (533, 163827), (981, 89011), (1417, 61623), (1503, 58097), (1599, 54609), (2171, 40221), (4251, 20541), (4469, 19539), (4797, 18203), (6513, 13407), (6847, 12753)]