858991812

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{42787}}^1$

素因数の和:43040

約数の個数: 48

約数和(自身を含む): 2300282880

約数和(自身を除く): 1441291068

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 239, 478, 717, 956, 1434, 1673, 2868, 3346, 5019, 6692, 10038, 20076, 42787, 85574, 128361, 171148, 256722, 299509, 513444, 599018, 898527, 1198036, 1797054, 3594108, 10226093, 20452186, 30678279, 40904372, 61356558, 71582651, 122713116, 143165302, 214747953, 286330604, 429495906, 858991812]

約数ペア:

[(1, 858991812), (2, 429495906), (3, 286330604), (4, 214747953), (6, 143165302), (7, 122713116), (12, 71582651), (14, 61356558), (21, 40904372), (28, 30678279), (42, 20452186), (84, 10226093), (239, 3594108), (478, 1797054), (717, 1198036), (956, 898527), (1434, 599018), (1673, 513444), (2868, 299509), (3346, 256722), (5019, 171148), (6692, 128361), (10038, 85574), (20076, 42787)]