1623708

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:123

約数の個数: 72

約数和(自身を含む): 4481568

約数和(自身を除く): 2857860

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 37, 46, 53, 69, 74, 92, 106, 111, 138, 148, 159, 207, 212, 222, 276, 318, 333, 414, 444, 477, 636, 666, 828, 851, 954, 1219, 1332, 1702, 1908, 1961, 2438, 2553, 3404, 3657, 3922, 4876, 5106, 5883, 7314, 7659, 7844, 10212, 10971, 11766, 14628, 15318, 17649, 21942, 23532, 30636, 35298, 43884, 45103, 70596, 90206, 135309, 180412, 270618, 405927, 541236, 811854, 1623708]

約数ペア:

[(1, 1623708), (2, 811854), (3, 541236), (4, 405927), (6, 270618), (9, 180412), (12, 135309), (18, 90206), (23, 70596), (36, 45103), (37, 43884), (46, 35298), (53, 30636), (69, 23532), (74, 21942), (92, 17649), (106, 15318), (111, 14628), (138, 11766), (148, 10971), (159, 10212), (207, 7844), (212, 7659), (222, 7314), (276, 5883), (318, 5106), (333, 4876), (414, 3922), (444, 3657), (477, 3404), (636, 2553), (666, 2438), (828, 1961), (851, 1908), (954, 1702), (1219, 1332)]