691597656

素因数分解:

$2^3\times 3^3\times {\mathrm{197}}^1\times {\mathrm{16253}}^1$

素因数の和:16465

約数の個数: 64

約数和(自身を含む): 1930975200

約数和(自身を除く): 1239377544

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 197, 216, 394, 591, 788, 1182, 1576, 1773, 2364, 3546, 4728, 5319, 7092, 10638, 14184, 16253, 21276, 32506, 42552, 48759, 65012, 97518, 130024, 146277, 195036, 292554, 390072, 438831, 585108, 877662, 1170216, 1755324, 3201841, 3510648, 6403682, 9605523, 12807364, 19211046, 25614728, 28816569, 38422092, 57633138, 76844184, 86449707, 115266276, 172899414, 230532552, 345798828, 691597656]

約数ペア:

[(1, 691597656), (2, 345798828), (3, 230532552), (4, 172899414), (6, 115266276), (8, 86449707), (9, 76844184), (12, 57633138), (18, 38422092), (24, 28816569), (27, 25614728), (36, 19211046), (54, 12807364), (72, 9605523), (108, 6403682), (197, 3510648), (216, 3201841), (394, 1755324), (591, 1170216), (788, 877662), (1182, 585108), (1576, 438831), (1773, 390072), (2364, 292554), (3546, 195036), (4728, 146277), (5319, 130024), (7092, 97518), (10638, 65012), (14184, 48759), (16253, 42552), (21276, 32506)]