151919985

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1\times {\mathrm{179}}^1$

素因数の和:390

約数の個数: 64

約数和(自身を含む): 286156800

約数和(自身を除く): 134236815

約数列:

[1, 3, 5, 7, 15, 21, 35, 59, 105, 137, 177, 179, 295, 411, 413, 537, 685, 885, 895, 959, 1239, 1253, 2055, 2065, 2685, 2877, 3759, 4795, 6195, 6265, 8083, 10561, 14385, 18795, 24249, 24523, 31683, 40415, 52805, 56581, 73569, 73927, 121245, 122615, 158415, 169743, 171661, 221781, 282905, 367845, 369635, 514983, 848715, 858305, 1108905, 1446857, 2574915, 4340571, 7234285, 10127999, 21702855, 30383997, 50639995, 151919985]

約数ペア:

[(1, 151919985), (3, 50639995), (5, 30383997), (7, 21702855), (15, 10127999), (21, 7234285), (35, 4340571), (59, 2574915), (105, 1446857), (137, 1108905), (177, 858305), (179, 848715), (295, 514983), (411, 369635), (413, 367845), (537, 282905), (685, 221781), (885, 171661), (895, 169743), (959, 158415), (1239, 122615), (1253, 121245), (2055, 73927), (2065, 73569), (2685, 56581), (2877, 52805), (3759, 40415), (4795, 31683), (6195, 24523), (6265, 24249), (8083, 18795), (10561, 14385)]