201488715

素因数分解:

$3^4\times 5^1\times {\mathrm{499}}^1\times {\mathrm{997}}^1$

素因数の和:1513

約数の個数: 40

約数和(自身を含む): 362274000

約数和(自身を除く): 160785285

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 499, 997, 1497, 2495, 2991, 4491, 4985, 7485, 8973, 13473, 14955, 22455, 26919, 40419, 44865, 67365, 80757, 134595, 202095, 403785, 497503, 1492509, 2487515, 4477527, 7462545, 13432581, 22387635, 40297743, 67162905, 201488715]

約数ペア:

[(1, 201488715), (3, 67162905), (5, 40297743), (9, 22387635), (15, 13432581), (27, 7462545), (45, 4477527), (81, 2487515), (135, 1492509), (405, 497503), (499, 403785), (997, 202095), (1497, 134595), (2495, 80757), (2991, 67365), (4491, 44865), (4985, 40419), (7485, 26919), (8973, 22455), (13473, 14955)]