91128159

素因数分解:

$3^5\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1$

素因数の和:242

約数の個数: 48

約数和(自身を含む): 142571520

約数和(自身を除く): 51443361

約数列:

[1, 3, 9, 27, 47, 79, 81, 101, 141, 237, 243, 303, 423, 711, 909, 1269, 2133, 2727, 3713, 3807, 4747, 6399, 7979, 8181, 11139, 11421, 14241, 19197, 23937, 24543, 33417, 42723, 71811, 100251, 128169, 215433, 300753, 375013, 384507, 646299, 902259, 1125039, 1153521, 1938897, 3375117, 10125351, 30376053, 91128159]

約数ペア:

[(1, 91128159), (3, 30376053), (9, 10125351), (27, 3375117), (47, 1938897), (79, 1153521), (81, 1125039), (101, 902259), (141, 646299), (237, 384507), (243, 375013), (303, 300753), (423, 215433), (711, 128169), (909, 100251), (1269, 71811), (2133, 42723), (2727, 33417), (3713, 24543), (3807, 23937), (4747, 19197), (6399, 14241), (7979, 11421), (8181, 11139)]