87207718

素因数分解:

$2^1\times {\mathrm{13}}^3\times {\mathrm{89}}^1\times {\mathrm{223}}^1$

素因数の和:353

約数の個数: 32

約数和(自身を含む): 143942400

約数和(自身を除く): 56734682

約数列:

[1, 2, 13, 26, 89, 169, 178, 223, 338, 446, 1157, 2197, 2314, 2899, 4394, 5798, 15041, 19847, 30082, 37687, 39694, 75374, 195533, 258011, 391066, 489931, 516022, 979862, 3354143, 6708286, 43603859, 87207718]

約数ペア:

[(1, 87207718), (2, 43603859), (13, 6708286), (26, 3354143), (89, 979862), (169, 516022), (178, 489931), (223, 391066), (338, 258011), (446, 195533), (1157, 75374), (2197, 39694), (2314, 37687), (2899, 30082), (4394, 19847), (5798, 15041)]