3128528

素因数分解:

$2^4\times {\mathrm{13}}^3\times {\mathrm{89}}^1$

素因数の和:136

約数の個数: 40

約数和(自身を含む): 6640200

約数和(自身を除く): 3511672

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 89, 104, 169, 178, 208, 338, 356, 676, 712, 1157, 1352, 1424, 2197, 2314, 2704, 4394, 4628, 8788, 9256, 15041, 17576, 18512, 30082, 35152, 60164, 120328, 195533, 240656, 391066, 782132, 1564264, 3128528]

約数ペア:

[(1, 3128528), (2, 1564264), (4, 782132), (8, 391066), (13, 240656), (16, 195533), (26, 120328), (52, 60164), (89, 35152), (104, 30082), (169, 18512), (178, 17576), (208, 15041), (338, 9256), (356, 8788), (676, 4628), (712, 4394), (1157, 2704), (1352, 2314), (1424, 2197)]