131768988

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^2\times {\mathrm{617}}^1$

素因数の和:711

約数の個数: 72

約数和(自身を含む): 340854192

約数和(自身を除く): 209085204

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 37, 39, 52, 74, 78, 111, 148, 156, 222, 444, 481, 617, 962, 1234, 1369, 1443, 1851, 1924, 2468, 2738, 2886, 3702, 4107, 5476, 5772, 7404, 8021, 8214, 16042, 16428, 17797, 22829, 24063, 32084, 35594, 45658, 48126, 53391, 68487, 71188, 91316, 96252, 106782, 136974, 213564, 273948, 296777, 593554, 844673, 890331, 1187108, 1689346, 1780662, 2534019, 3378692, 3561324, 5068038, 10136076, 10980749, 21961498, 32942247, 43922996, 65884494, 131768988]

約数ペア:

[(1, 131768988), (2, 65884494), (3, 43922996), (4, 32942247), (6, 21961498), (12, 10980749), (13, 10136076), (26, 5068038), (37, 3561324), (39, 3378692), (52, 2534019), (74, 1780662), (78, 1689346), (111, 1187108), (148, 890331), (156, 844673), (222, 593554), (444, 296777), (481, 273948), (617, 213564), (962, 136974), (1234, 106782), (1369, 96252), (1443, 91316), (1851, 71188), (1924, 68487), (2468, 53391), (2738, 48126), (2886, 45658), (3702, 35594), (4107, 32084), (5476, 24063), (5772, 22829), (7404, 17797), (8021, 16428), (8214, 16042)]