131478795

素因数分解:

$3^6\times 5^1\times 7^1\times {\mathrm{5153}}^1$

素因数の和:5183

約数の個数: 56

約数和(自身を含む): 270399456

約数和(自身を除く): 138920661

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 243, 315, 405, 567, 729, 945, 1215, 1701, 2835, 3645, 5103, 5153, 8505, 15459, 25515, 25765, 36071, 46377, 77295, 108213, 139131, 180355, 231885, 324639, 417393, 541065, 695655, 973917, 1252179, 1623195, 2086965, 2921751, 3756537, 4869585, 6260895, 8765253, 14608755, 18782685, 26295759, 43826265, 131478795]

約数ペア:

[(1, 131478795), (3, 43826265), (5, 26295759), (7, 18782685), (9, 14608755), (15, 8765253), (21, 6260895), (27, 4869585), (35, 3756537), (45, 2921751), (63, 2086965), (81, 1623195), (105, 1252179), (135, 973917), (189, 695655), (243, 541065), (315, 417393), (405, 324639), (567, 231885), (729, 180355), (945, 139131), (1215, 108213), (1701, 77295), (2835, 46377), (3645, 36071), (5103, 25765), (5153, 25515), (8505, 15459)]