15181209

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{293}}^1$

素因数の和:422

約数の個数: 32

約数和(自身を含む): 23990400

約数和(自身を除く): 8809191

約数列:

[1, 3, 9, 19, 27, 57, 101, 171, 293, 303, 513, 879, 909, 1919, 2637, 2727, 5567, 5757, 7911, 16701, 17271, 29593, 50103, 51813, 88779, 150309, 266337, 562267, 799011, 1686801, 5060403, 15181209]

約数ペア:

[(1, 15181209), (3, 5060403), (9, 1686801), (19, 799011), (27, 562267), (57, 266337), (101, 150309), (171, 88779), (293, 51813), (303, 50103), (513, 29593), (879, 17271), (909, 16701), (1919, 7911), (2637, 5757), (2727, 5567)]