8897889

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2963}}^1$

素因数の和:2997

約数の個数: 32

約数和(自身を含む): 15934464

約数和(自身を除く): 7036575

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 77, 91, 143, 231, 273, 429, 1001, 2963, 3003, 8889, 20741, 32593, 38519, 62223, 97779, 115557, 228151, 269633, 423709, 684453, 808899, 1271127, 2965963, 8897889]

約数ペア:

[(1, 8897889), (3, 2965963), (7, 1271127), (11, 808899), (13, 684453), (21, 423709), (33, 269633), (39, 228151), (77, 115557), (91, 97779), (143, 62223), (231, 38519), (273, 32593), (429, 20741), (1001, 8889), (2963, 3003)]