31302963

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{251}}^1$

素因数の和:440

約数の個数: 32

約数和(自身を含む): 48384000

約数和(自身を除く): 17081037

約数列:

[1, 3, 9, 27, 31, 93, 149, 251, 279, 447, 753, 837, 1341, 2259, 4023, 4619, 6777, 7781, 13857, 23343, 37399, 41571, 70029, 112197, 124713, 210087, 336591, 1009773, 1159369, 3478107, 10434321, 31302963]

約数ペア:

[(1, 31302963), (3, 10434321), (9, 3478107), (27, 1159369), (31, 1009773), (93, 336591), (149, 210087), (251, 124713), (279, 112197), (447, 70029), (753, 41571), (837, 37399), (1341, 23343), (2259, 13857), (4023, 7781), (4619, 6777)]