27443745

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{257}}^1$

素因数の和:391

約数の個数: 64

約数和(自身を含む): 56471040

約数和(自身を除く): 29027295

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 113, 135, 189, 257, 315, 339, 565, 771, 791, 945, 1017, 1285, 1695, 1799, 2313, 2373, 3051, 3855, 3955, 5085, 5397, 6939, 7119, 8995, 11565, 11865, 15255, 16191, 21357, 26985, 29041, 34695, 35595, 48573, 80955, 87123, 106785, 145205, 203287, 242865, 261369, 435615, 609861, 784107, 1016435, 1306845, 1829583, 3049305, 3920535, 5488749, 9147915, 27443745]

約数ペア:

[(1, 27443745), (3, 9147915), (5, 5488749), (7, 3920535), (9, 3049305), (15, 1829583), (21, 1306845), (27, 1016435), (35, 784107), (45, 609861), (63, 435615), (105, 261369), (113, 242865), (135, 203287), (189, 145205), (257, 106785), (315, 87123), (339, 80955), (565, 48573), (771, 35595), (791, 34695), (945, 29041), (1017, 26985), (1285, 21357), (1695, 16191), (1799, 15255), (2313, 11865), (2373, 11565), (3051, 8995), (3855, 7119), (3955, 6939), (5085, 5397)]