27779895

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1439}}^1$

素因数の和:1477

約数の個数: 64

約数和(自身を含む): 58060800

約数和(自身を除く): 30280905

約数列:

[1, 3, 5, 9, 11, 13, 15, 27, 33, 39, 45, 55, 65, 99, 117, 135, 143, 165, 195, 297, 351, 429, 495, 585, 715, 1287, 1439, 1485, 1755, 2145, 3861, 4317, 6435, 7195, 12951, 15829, 18707, 19305, 21585, 38853, 47487, 56121, 64755, 79145, 93535, 142461, 168363, 194265, 205777, 237435, 280605, 427383, 505089, 617331, 712305, 841815, 1028885, 1851993, 2136915, 2525445, 3086655, 5555979, 9259965, 27779895]

約数ペア:

[(1, 27779895), (3, 9259965), (5, 5555979), (9, 3086655), (11, 2525445), (13, 2136915), (15, 1851993), (27, 1028885), (33, 841815), (39, 712305), (45, 617331), (55, 505089), (65, 427383), (99, 280605), (117, 237435), (135, 205777), (143, 194265), (165, 168363), (195, 142461), (297, 93535), (351, 79145), (429, 64755), (495, 56121), (585, 47487), (715, 38853), (1287, 21585), (1439, 19305), (1485, 18707), (1755, 15829), (2145, 12951), (3861, 7195), (4317, 6435)]