155707515

素因数分解:

$3^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{8941}}^1$

素因数の和:9001

約数の個数: 40

約数和(自身を含む): 285643248

約数和(自身を除く): 129935733

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 81, 129, 135, 215, 387, 405, 645, 1161, 1935, 3483, 5805, 8941, 17415, 26823, 44705, 80469, 134115, 241407, 384463, 402345, 724221, 1153389, 1207035, 1922315, 3460167, 3621105, 5766945, 10380501, 17300835, 31141503, 51902505, 155707515]

約数ペア:

[(1, 155707515), (3, 51902505), (5, 31141503), (9, 17300835), (15, 10380501), (27, 5766945), (43, 3621105), (45, 3460167), (81, 1922315), (129, 1207035), (135, 1153389), (215, 724221), (387, 402345), (405, 384463), (645, 241407), (1161, 134115), (1935, 80469), (3483, 44705), (5805, 26823), (8941, 17415)]