531538965

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{257}}^1$

素因数の和:387

約数の個数: 96

約数和(自身を含む): 1014249600

約数和(自身を除く): 482710635

約数列:

[1, 3, 5, 9, 15, 19, 41, 45, 57, 59, 95, 123, 171, 177, 205, 257, 285, 295, 369, 531, 615, 771, 779, 855, 885, 1121, 1285, 1845, 2313, 2337, 2419, 2655, 3363, 3855, 3895, 4883, 5605, 7011, 7257, 10089, 10537, 11565, 11685, 12095, 14649, 15163, 16815, 21771, 24415, 31611, 35055, 36285, 43947, 45489, 45961, 50445, 52685, 73245, 75815, 94833, 108855, 136467, 137883, 158055, 200203, 219735, 227445, 229805, 288097, 413649, 474165, 600609, 621683, 682335, 689415, 864291, 1001015, 1440485, 1801827, 1865049, 2068245, 2592873, 3003045, 3108415, 4321455, 5595147, 9009135, 9325245, 11811977, 12964365, 27975735, 35435931, 59059885, 106307793, 177179655, 531538965]

約数ペア:

[(1, 531538965), (3, 177179655), (5, 106307793), (9, 59059885), (15, 35435931), (19, 27975735), (41, 12964365), (45, 11811977), (57, 9325245), (59, 9009135), (95, 5595147), (123, 4321455), (171, 3108415), (177, 3003045), (205, 2592873), (257, 2068245), (285, 1865049), (295, 1801827), (369, 1440485), (531, 1001015), (615, 864291), (771, 689415), (779, 682335), (855, 621683), (885, 600609), (1121, 474165), (1285, 413649), (1845, 288097), (2313, 229805), (2337, 227445), (2419, 219735), (2655, 200203), (3363, 158055), (3855, 137883), (3895, 136467), (4883, 108855), (5605, 94833), (7011, 75815), (7257, 73245), (10089, 52685), (10537, 50445), (11565, 45961), (11685, 45489), (12095, 43947), (14649, 36285), (15163, 35055), (16815, 31611), (21771, 24415)]