13215590

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1\times {\mathrm{229}}^1$

素因数の和:464

約数の個数: 32

約数和(自身を含む): 24840000

約数和(自身を除く): 11624410

約数列:

[1, 2, 5, 10, 29, 58, 145, 199, 229, 290, 398, 458, 995, 1145, 1990, 2290, 5771, 6641, 11542, 13282, 28855, 33205, 45571, 57710, 66410, 91142, 227855, 455710, 1321559, 2643118, 6607795, 13215590]

約数ペア:

[(1, 13215590), (2, 6607795), (5, 2643118), (10, 1321559), (29, 455710), (58, 227855), (145, 91142), (199, 66410), (229, 57710), (290, 45571), (398, 33205), (458, 28855), (995, 13282), (1145, 11542), (1990, 6641), (2290, 5771)]