2780458851

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{761}}^1\times {\mathrm{2311}}^1$

素因数の和:3123

約数の個数: 32

約数和(自身を含む): 4059058176

約数和(自身を除く): 1278599325

約数列:

[1, 3, 17, 31, 51, 93, 527, 761, 1581, 2283, 2311, 6933, 12937, 23591, 38811, 39287, 70773, 71641, 117861, 214923, 401047, 1203141, 1217897, 1758671, 3653691, 5276013, 29897407, 54518801, 89692221, 163556403, 926819617, 2780458851]

約数ペア:

[(1, 2780458851), (3, 926819617), (17, 163556403), (31, 89692221), (51, 54518801), (93, 29897407), (527, 5276013), (761, 3653691), (1581, 1758671), (2283, 1217897), (2311, 1203141), (6933, 401047), (12937, 214923), (23591, 117861), (38811, 71641), (39287, 70773)]