291250215

素因数分解:

$3^3\times 5^1\times {\mathrm{229}}^1\times {\mathrm{9421}}^1$

素因数の和:9664

約数の個数: 32

約数和(自身を含む): 520094400

約数和(自身を除く): 228844185

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 229, 687, 1145, 2061, 3435, 6183, 9421, 10305, 28263, 30915, 47105, 84789, 141315, 254367, 423945, 1271835, 2157409, 6472227, 10787045, 19416681, 32361135, 58250043, 97083405, 291250215]

約数ペア:

[(1, 291250215), (3, 97083405), (5, 58250043), (9, 32361135), (15, 19416681), (27, 10787045), (45, 6472227), (135, 2157409), (229, 1271835), (687, 423945), (1145, 254367), (2061, 141315), (3435, 84789), (6183, 47105), (9421, 30915), (10305, 28263)]