28724838

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{1277}}^1$

素因数の和:1468

約数の個数: 32

約数和(自身を含む): 60362496

約数和(自身を除く): 31637658

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 163, 326, 489, 978, 1277, 2554, 3749, 3831, 7498, 7662, 11247, 22494, 29371, 58742, 88113, 176226, 208151, 416302, 624453, 1248906, 4787473, 9574946, 14362419, 28724838]

約数ペア:

[(1, 28724838), (2, 14362419), (3, 9574946), (6, 4787473), (23, 1248906), (46, 624453), (69, 416302), (138, 208151), (163, 176226), (326, 88113), (489, 58742), (978, 29371), (1277, 22494), (2554, 11247), (3749, 7662), (3831, 7498)]