51243972

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{1249}}^1$

素因数の和:1532

約数の個数: 48

約数和(自身を含む): 129360000

約数和(自身を除く): 78116028

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 263, 526, 789, 1052, 1249, 1578, 2498, 3156, 3419, 3747, 4996, 6838, 7494, 10257, 13676, 14988, 16237, 20514, 32474, 41028, 48711, 64948, 97422, 194844, 328487, 656974, 985461, 1313948, 1970922, 3941844, 4270331, 8540662, 12810993, 17081324, 25621986, 51243972]

約数ペア:

[(1, 51243972), (2, 25621986), (3, 17081324), (4, 12810993), (6, 8540662), (12, 4270331), (13, 3941844), (26, 1970922), (39, 1313948), (52, 985461), (78, 656974), (156, 328487), (263, 194844), (526, 97422), (789, 64948), (1052, 48711), (1249, 41028), (1578, 32474), (2498, 20514), (3156, 16237), (3419, 14988), (3747, 13676), (4996, 10257), (6838, 7494)]