210019215

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{54059}}^1$

素因数の和:54111

約数の個数: 32

約数和(自身を含む): 394421760

約数和(自身を除く): 184402545

約数列:

[1, 3, 5, 7, 15, 21, 35, 37, 105, 111, 185, 259, 555, 777, 1295, 3885, 54059, 162177, 270295, 378413, 810885, 1135239, 1892065, 2000183, 5676195, 6000549, 10000915, 14001281, 30002745, 42003843, 70006405, 210019215]

約数ペア:

[(1, 210019215), (3, 70006405), (5, 42003843), (7, 30002745), (15, 14001281), (21, 10000915), (35, 6000549), (37, 5676195), (105, 2000183), (111, 1892065), (185, 1135239), (259, 810885), (555, 378413), (777, 270295), (1295, 162177), (3885, 54059)]