1581255

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1$

素因数の和:97

約数の個数: 64

約数和(自身を含む): 3265920

約数和(自身を除く): 1684665

約数列:

[1, 3, 5, 9, 13, 15, 17, 27, 39, 45, 51, 53, 65, 85, 117, 135, 153, 159, 195, 221, 255, 265, 351, 459, 477, 585, 663, 689, 765, 795, 901, 1105, 1431, 1755, 1989, 2067, 2295, 2385, 2703, 3315, 3445, 4505, 5967, 6201, 7155, 8109, 9945, 10335, 11713, 13515, 18603, 24327, 29835, 31005, 35139, 40545, 58565, 93015, 105417, 121635, 175695, 316251, 527085, 1581255]

約数ペア:

[(1, 1581255), (3, 527085), (5, 316251), (9, 175695), (13, 121635), (15, 105417), (17, 93015), (27, 58565), (39, 40545), (45, 35139), (51, 31005), (53, 29835), (65, 24327), (85, 18603), (117, 13515), (135, 11713), (153, 10335), (159, 9945), (195, 8109), (221, 7155), (255, 6201), (265, 5967), (351, 4505), (459, 3445), (477, 3315), (585, 2703), (663, 2385), (689, 2295), (765, 2067), (795, 1989), (901, 1755), (1105, 1431)]