1916403795

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{101}}^1\times {\mathrm{1459}}^1$

素因数の和:1605

約数の個数: 72

約数和(自身を含む): 3566038320

約数和(自身を除く): 1649634525

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 101, 153, 255, 289, 303, 505, 765, 867, 909, 1445, 1459, 1515, 1717, 2601, 4335, 4377, 4545, 5151, 7295, 8585, 13005, 13131, 15453, 21885, 24803, 25755, 29189, 65655, 74409, 77265, 87567, 124015, 145945, 147359, 223227, 262701, 372045, 421651, 437835, 442077, 736795, 1116135, 1264953, 1313505, 1326231, 2108255, 2210385, 2505103, 3794859, 6324765, 6631155, 7515309, 12525515, 18974295, 22545927, 37576545, 42586751, 112729635, 127760253, 212933755, 383280759, 638801265, 1916403795]

約数ペア:

[(1, 1916403795), (3, 638801265), (5, 383280759), (9, 212933755), (15, 127760253), (17, 112729635), (45, 42586751), (51, 37576545), (85, 22545927), (101, 18974295), (153, 12525515), (255, 7515309), (289, 6631155), (303, 6324765), (505, 3794859), (765, 2505103), (867, 2210385), (909, 2108255), (1445, 1326231), (1459, 1313505), (1515, 1264953), (1717, 1116135), (2601, 736795), (4335, 442077), (4377, 437835), (4545, 421651), (5151, 372045), (7295, 262701), (8585, 223227), (13005, 147359), (13131, 145945), (15453, 124015), (21885, 87567), (24803, 77265), (25755, 74409), (29189, 65655)]