7275015

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:122

約数の個数: 80

約数和(自身を含む): 15054336

約数和(自身を除く): 7779321

約数列:

[1, 3, 5, 9, 11, 15, 23, 27, 33, 45, 55, 69, 71, 81, 99, 115, 135, 165, 207, 213, 253, 297, 345, 355, 405, 495, 621, 639, 759, 781, 891, 1035, 1065, 1265, 1485, 1633, 1863, 1917, 2277, 2343, 3105, 3195, 3795, 3905, 4455, 4899, 5751, 6831, 7029, 8165, 9315, 9585, 11385, 11715, 14697, 17963, 20493, 21087, 24495, 28755, 34155, 35145, 44091, 53889, 63261, 73485, 89815, 102465, 105435, 132273, 161667, 220455, 269445, 316305, 485001, 661365, 808335, 1455003, 2425005, 7275015]

約数ペア:

[(1, 7275015), (3, 2425005), (5, 1455003), (9, 808335), (11, 661365), (15, 485001), (23, 316305), (27, 269445), (33, 220455), (45, 161667), (55, 132273), (69, 105435), (71, 102465), (81, 89815), (99, 73485), (115, 63261), (135, 53889), (165, 44091), (207, 35145), (213, 34155), (253, 28755), (297, 24495), (345, 21087), (355, 20493), (405, 17963), (495, 14697), (621, 11715), (639, 11385), (759, 9585), (781, 9315), (891, 8165), (1035, 7029), (1065, 6831), (1265, 5751), (1485, 4899), (1633, 4455), (1863, 3905), (1917, 3795), (2277, 3195), (2343, 3105)]