1205685

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1$

素因数の和:259

約数の個数: 40

約数和(自身を含む): 2337720

約数和(自身を除く): 1132035

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 81, 117, 135, 195, 229, 351, 405, 585, 687, 1053, 1145, 1755, 2061, 2977, 3435, 5265, 6183, 8931, 10305, 14885, 18549, 26793, 30915, 44655, 80379, 92745, 133965, 241137, 401895, 1205685]

約数ペア:

[(1, 1205685), (3, 401895), (5, 241137), (9, 133965), (13, 92745), (15, 80379), (27, 44655), (39, 30915), (45, 26793), (65, 18549), (81, 14885), (117, 10305), (135, 8931), (195, 6183), (229, 5265), (351, 3435), (405, 2977), (585, 2061), (687, 1755), (1053, 1145)]