15538915

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{199}}^1$

素因数の和:331

約数の個数: 32

約数和(自身を含む): 22579200

約数和(自身を除く): 7040285

約数列:

[1, 5, 7, 23, 35, 97, 115, 161, 199, 485, 679, 805, 995, 1393, 2231, 3395, 4577, 6965, 11155, 15617, 19303, 22885, 32039, 78085, 96515, 135121, 160195, 443969, 675605, 2219845, 3107783, 15538915]

約数ペア:

[(1, 15538915), (5, 3107783), (7, 2219845), (23, 675605), (35, 443969), (97, 160195), (115, 135121), (161, 96515), (199, 78085), (485, 32039), (679, 22885), (805, 19303), (995, 15617), (1393, 11155), (2231, 6965), (3395, 4577)]