26378985

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:174

約数の個数: 64

約数和(自身を含む): 47775744

約数和(自身を除く): 21396759

約数列:

[1, 3, 5, 15, 17, 31, 47, 51, 71, 85, 93, 141, 155, 213, 235, 255, 355, 465, 527, 705, 799, 1065, 1207, 1457, 1581, 2201, 2397, 2635, 3337, 3621, 3995, 4371, 6035, 6603, 7285, 7905, 10011, 11005, 11985, 16685, 18105, 21855, 24769, 33015, 37417, 50055, 56729, 74307, 103447, 112251, 123845, 170187, 187085, 283645, 310341, 371535, 517235, 561255, 850935, 1551705, 1758599, 5275797, 8792995, 26378985]

約数ペア:

[(1, 26378985), (3, 8792995), (5, 5275797), (15, 1758599), (17, 1551705), (31, 850935), (47, 561255), (51, 517235), (71, 371535), (85, 310341), (93, 283645), (141, 187085), (155, 170187), (213, 123845), (235, 112251), (255, 103447), (355, 74307), (465, 56729), (527, 50055), (705, 37417), (799, 33015), (1065, 24769), (1207, 21855), (1457, 18105), (1581, 16685), (2201, 11985), (2397, 11005), (2635, 10011), (3337, 7905), (3621, 7285), (3995, 6603), (4371, 6035)]