68481585

素因数分解:

$3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{251}}^1$

素因数の和:355

約数の個数: 64

約数和(自身を含む): 127733760

約数和(自身を除く): 59252175

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 47, 129, 135, 141, 215, 235, 251, 387, 423, 645, 705, 753, 1161, 1255, 1269, 1935, 2021, 2115, 2259, 3765, 5805, 6063, 6345, 6777, 10105, 10793, 11295, 11797, 18189, 30315, 32379, 33885, 35391, 53965, 54567, 58985, 90945, 97137, 106173, 161895, 176955, 272835, 291411, 318519, 485685, 507271, 530865, 1457055, 1521813, 1592595, 2536355, 4565439, 7609065, 13696317, 22827195, 68481585]

約数ペア:

[(1, 68481585), (3, 22827195), (5, 13696317), (9, 7609065), (15, 4565439), (27, 2536355), (43, 1592595), (45, 1521813), (47, 1457055), (129, 530865), (135, 507271), (141, 485685), (215, 318519), (235, 291411), (251, 272835), (387, 176955), (423, 161895), (645, 106173), (705, 97137), (753, 90945), (1161, 58985), (1255, 54567), (1269, 53965), (1935, 35391), (2021, 33885), (2115, 32379), (2259, 30315), (3765, 18189), (5805, 11797), (6063, 11295), (6345, 10793), (6777, 10105)]