3978597

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:225

約数の個数: 32

約数和(自身を含む): 6451200

約数和(自身を除く): 2472603

約数列:

[1, 3, 7, 21, 29, 47, 87, 139, 141, 203, 329, 417, 609, 973, 987, 1363, 2919, 4031, 4089, 6533, 9541, 12093, 19599, 28217, 28623, 45731, 84651, 137193, 189457, 568371, 1326199, 3978597]

約数ペア:

[(1, 3978597), (3, 1326199), (7, 568371), (21, 189457), (29, 137193), (47, 84651), (87, 45731), (139, 28623), (141, 28217), (203, 19599), (329, 12093), (417, 9541), (609, 6533), (973, 4089), (987, 4031), (1363, 2919)]