16578135

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{331}}^1$

素因数の和:405

約数の個数: 64

約数和(自身を含む): 34421760

約数和(自身を除く): 17843625

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 53, 63, 105, 135, 159, 189, 265, 315, 331, 371, 477, 795, 945, 993, 1113, 1431, 1655, 1855, 2317, 2385, 2979, 3339, 4965, 5565, 6951, 7155, 8937, 10017, 11585, 14895, 16695, 17543, 20853, 34755, 44685, 50085, 52629, 62559, 87715, 104265, 122801, 157887, 263145, 312795, 368403, 473661, 614005, 789435, 1105209, 1842015, 2368305, 3315627, 5526045, 16578135]

約数ペア:

[(1, 16578135), (3, 5526045), (5, 3315627), (7, 2368305), (9, 1842015), (15, 1105209), (21, 789435), (27, 614005), (35, 473661), (45, 368403), (53, 312795), (63, 263145), (105, 157887), (135, 122801), (159, 104265), (189, 87715), (265, 62559), (315, 52629), (331, 50085), (371, 44685), (477, 34755), (795, 20853), (945, 17543), (993, 16695), (1113, 14895), (1431, 11585), (1655, 10017), (1855, 8937), (2317, 7155), (2385, 6951), (2979, 5565), (3339, 4965)]