81292695

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{691}}^1$

素因数の和:764

約数の個数: 64

約数和(自身を含む): 153059328

約数和(自身を除く): 71766633

約数列:

[1, 3, 5, 11, 15, 23, 31, 33, 55, 69, 93, 115, 155, 165, 253, 341, 345, 465, 691, 713, 759, 1023, 1265, 1705, 2073, 2139, 3455, 3565, 3795, 5115, 7601, 7843, 10365, 10695, 15893, 21421, 22803, 23529, 38005, 39215, 47679, 64263, 79465, 107105, 114015, 117645, 174823, 235631, 238395, 321315, 492683, 524469, 706893, 874115, 1178155, 1478049, 2463415, 2622345, 3534465, 5419513, 7390245, 16258539, 27097565, 81292695]

約数ペア:

[(1, 81292695), (3, 27097565), (5, 16258539), (11, 7390245), (15, 5419513), (23, 3534465), (31, 2622345), (33, 2463415), (55, 1478049), (69, 1178155), (93, 874115), (115, 706893), (155, 524469), (165, 492683), (253, 321315), (341, 238395), (345, 235631), (465, 174823), (691, 117645), (713, 114015), (759, 107105), (1023, 79465), (1265, 64263), (1705, 47679), (2073, 39215), (2139, 38005), (3455, 23529), (3565, 22803), (3795, 21421), (5115, 15893), (7601, 10695), (7843, 10365)]