1557882

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:155

約数の個数: 48

約数和(自身を含む): 3639168

約数和(自身を除く): 2081286

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 53, 69, 71, 106, 138, 142, 159, 207, 213, 318, 414, 426, 477, 639, 954, 1219, 1278, 1633, 2438, 3266, 3657, 3763, 4899, 7314, 7526, 9798, 10971, 11289, 14697, 21942, 22578, 29394, 33867, 67734, 86549, 173098, 259647, 519294, 778941, 1557882]

約数ペア:

[(1, 1557882), (2, 778941), (3, 519294), (6, 259647), (9, 173098), (18, 86549), (23, 67734), (46, 33867), (53, 29394), (69, 22578), (71, 21942), (106, 14697), (138, 11289), (142, 10971), (159, 9798), (207, 7526), (213, 7314), (318, 4899), (414, 3763), (426, 3657), (477, 3266), (639, 2438), (954, 1633), (1219, 1278)]