1271394

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1$

素因数の和:151

約数の個数: 48

約数和(自身を含む): 2987712

約数和(自身を除く): 1716318

約数列:

[1, 2, 3, 6, 9, 18, 23, 37, 46, 69, 74, 83, 111, 138, 166, 207, 222, 249, 333, 414, 498, 666, 747, 851, 1494, 1702, 1909, 2553, 3071, 3818, 5106, 5727, 6142, 7659, 9213, 11454, 15318, 17181, 18426, 27639, 34362, 55278, 70633, 141266, 211899, 423798, 635697, 1271394]

約数ペア:

[(1, 1271394), (2, 635697), (3, 423798), (6, 211899), (9, 141266), (18, 70633), (23, 55278), (37, 34362), (46, 27639), (69, 18426), (74, 17181), (83, 15318), (111, 11454), (138, 9213), (166, 7659), (207, 6142), (222, 5727), (249, 5106), (333, 3818), (414, 3071), (498, 2553), (666, 1909), (747, 1702), (851, 1494)]