1285207965

素因数分解:

$3^4\times 5^1\times {\mathrm{743}}^1\times {\mathrm{4271}}^1$

素因数の和:5031

約数の個数: 40

約数和(自身を含む): 2307495168

約数和(自身を除く): 1022287203

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 743, 2229, 3715, 4271, 6687, 11145, 12813, 20061, 21355, 33435, 38439, 60183, 64065, 100305, 115317, 192195, 300915, 345951, 576585, 1729755, 3173353, 9520059, 15866765, 28560177, 47600295, 85680531, 142800885, 257041593, 428402655, 1285207965]

約数ペア:

[(1, 1285207965), (3, 428402655), (5, 257041593), (9, 142800885), (15, 85680531), (27, 47600295), (45, 28560177), (81, 15866765), (135, 9520059), (405, 3173353), (743, 1729755), (2229, 576585), (3715, 345951), (4271, 300915), (6687, 192195), (11145, 115317), (12813, 100305), (20061, 64065), (21355, 60183), (33435, 38439)]