201312315

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{1361}}^1$

素因数の和:1564

約数の個数: 48

約数和(自身を含む): 369701280

約数和(自身を除く): 168388965

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 173, 285, 519, 855, 865, 1361, 1557, 2595, 3287, 4083, 6805, 7785, 9861, 12249, 16435, 20415, 25859, 29583, 49305, 61245, 77577, 129295, 147915, 232731, 235453, 387885, 706359, 1163655, 1177265, 2119077, 3531795, 4473607, 10595385, 13420821, 22368035, 40262463, 67104105, 201312315]

約数ペア:

[(1, 201312315), (3, 67104105), (5, 40262463), (9, 22368035), (15, 13420821), (19, 10595385), (45, 4473607), (57, 3531795), (95, 2119077), (171, 1177265), (173, 1163655), (285, 706359), (519, 387885), (855, 235453), (865, 232731), (1361, 147915), (1557, 129295), (2595, 77577), (3287, 61245), (4083, 49305), (6805, 29583), (7785, 25859), (9861, 20415), (12249, 16435)]