664755078

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^3\times {\mathrm{211}}^1\times {\mathrm{239}}^1$

素因数の和:494

約数の個数: 64

約数和(自身を含む): 1453132800

約数和(自身を除く): 788377722

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 169, 211, 239, 338, 422, 478, 507, 633, 717, 1014, 1266, 1434, 2197, 2743, 3107, 4394, 5486, 6214, 6591, 8229, 9321, 13182, 16458, 18642, 35659, 40391, 50429, 71318, 80782, 100858, 106977, 121173, 151287, 213954, 242346, 302574, 463567, 525083, 655577, 927134, 1050166, 1311154, 1390701, 1575249, 1966731, 2781402, 3150498, 3933462, 8522501, 17045002, 25567503, 51135006, 110792513, 221585026, 332377539, 664755078]

約数ペア:

[(1, 664755078), (2, 332377539), (3, 221585026), (6, 110792513), (13, 51135006), (26, 25567503), (39, 17045002), (78, 8522501), (169, 3933462), (211, 3150498), (239, 2781402), (338, 1966731), (422, 1575249), (478, 1390701), (507, 1311154), (633, 1050166), (717, 927134), (1014, 655577), (1266, 525083), (1434, 463567), (2197, 302574), (2743, 242346), (3107, 213954), (4394, 151287), (5486, 121173), (6214, 106977), (6591, 100858), (8229, 80782), (9321, 71318), (13182, 50429), (16458, 40391), (18642, 35659)]