208095885

素因数分解:

$3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{27043}}^1$

素因数の和:27079

約数の個数: 40

約数和(自身を含む): 392678880

約数和(自身を除く): 184582995

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 81, 95, 135, 171, 285, 405, 513, 855, 1539, 2565, 7695, 27043, 81129, 135215, 243387, 405645, 513817, 730161, 1216935, 1541451, 2190483, 2569085, 3650805, 4624353, 7707255, 10952415, 13873059, 23121765, 41619177, 69365295, 208095885]

約数ペア:

[(1, 208095885), (3, 69365295), (5, 41619177), (9, 23121765), (15, 13873059), (19, 10952415), (27, 7707255), (45, 4624353), (57, 3650805), (81, 2569085), (95, 2190483), (135, 1541451), (171, 1216935), (285, 730161), (405, 513817), (513, 405645), (855, 243387), (1539, 135215), (2565, 81129), (7695, 27043)]