197013870

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{243227}}^1$

素因数の和:243246

約数の個数: 40

約数和(自身を含む): 529750584

約数和(自身を除く): 332736714

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 243227, 486454, 729681, 1216135, 1459362, 2189043, 2432270, 3648405, 4378086, 6567129, 7296810, 10945215, 13134258, 19701387, 21890430, 32835645, 39402774, 65671290, 98506935, 197013870]

約数ペア:

[(1, 197013870), (2, 98506935), (3, 65671290), (5, 39402774), (6, 32835645), (9, 21890430), (10, 19701387), (15, 13134258), (18, 10945215), (27, 7296810), (30, 6567129), (45, 4378086), (54, 3648405), (81, 2432270), (90, 2189043), (135, 1459362), (162, 1216135), (270, 729681), (405, 486454), (810, 243227)]