868288434

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{239}}^1\times {\mathrm{991}}^1$

素因数の和:1295

約数の個数: 64

約数和(自身を含む): 1919877120

約数和(自身を除く): 1051588686

約数列:

[1, 2, 3, 6, 13, 26, 39, 47, 78, 94, 141, 239, 282, 478, 611, 717, 991, 1222, 1434, 1833, 1982, 2973, 3107, 3666, 5946, 6214, 9321, 11233, 12883, 18642, 22466, 25766, 33699, 38649, 46577, 67398, 77298, 93154, 139731, 146029, 236849, 279462, 292058, 438087, 473698, 605501, 710547, 876174, 1211002, 1421094, 1816503, 3079037, 3633006, 6158074, 9237111, 11131903, 18474222, 22263806, 33395709, 66791418, 144714739, 289429478, 434144217, 868288434]

約数ペア:

[(1, 868288434), (2, 434144217), (3, 289429478), (6, 144714739), (13, 66791418), (26, 33395709), (39, 22263806), (47, 18474222), (78, 11131903), (94, 9237111), (141, 6158074), (239, 3633006), (282, 3079037), (478, 1816503), (611, 1421094), (717, 1211002), (991, 876174), (1222, 710547), (1434, 605501), (1833, 473698), (1982, 438087), (2973, 292058), (3107, 279462), (3666, 236849), (5946, 146029), (6214, 139731), (9321, 93154), (11233, 77298), (12883, 67398), (18642, 46577), (22466, 38649), (25766, 33699)]