2912988

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{263}}^1$

素因数の和:354

約数の個数: 48

約数和(自身を含む): 7451136

約数和(自身を除く): 4538148

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 71, 78, 142, 156, 213, 263, 284, 426, 526, 789, 852, 923, 1052, 1578, 1846, 2769, 3156, 3419, 3692, 5538, 6838, 10257, 11076, 13676, 18673, 20514, 37346, 41028, 56019, 74692, 112038, 224076, 242749, 485498, 728247, 970996, 1456494, 2912988]

約数ペア:

[(1, 2912988), (2, 1456494), (3, 970996), (4, 728247), (6, 485498), (12, 242749), (13, 224076), (26, 112038), (39, 74692), (52, 56019), (71, 41028), (78, 37346), (142, 20514), (156, 18673), (213, 13676), (263, 11076), (284, 10257), (426, 6838), (526, 5538), (789, 3692), (852, 3419), (923, 3156), (1052, 2769), (1578, 1846)]