399117152

素因数分解:

$2^5\times 7^2\times {\mathrm{331}}^1\times {\mathrm{769}}^1$

素因数の和:1124

約数の個数: 72

約数和(自身を含む): 918003240

約数和(自身を除く): 518886088

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 331, 392, 662, 769, 784, 1324, 1538, 1568, 2317, 2648, 3076, 4634, 5296, 5383, 6152, 9268, 10592, 10766, 12304, 16219, 18536, 21532, 24608, 32438, 37072, 37681, 43064, 64876, 74144, 75362, 86128, 129752, 150724, 172256, 254539, 259504, 301448, 509078, 519008, 602896, 1018156, 1205792, 1781773, 2036312, 3563546, 4072624, 7127092, 8145248, 12472411, 14254184, 24944822, 28508368, 49889644, 57016736, 99779288, 199558576, 399117152]

約数ペア:

[(1, 399117152), (2, 199558576), (4, 99779288), (7, 57016736), (8, 49889644), (14, 28508368), (16, 24944822), (28, 14254184), (32, 12472411), (49, 8145248), (56, 7127092), (98, 4072624), (112, 3563546), (196, 2036312), (224, 1781773), (331, 1205792), (392, 1018156), (662, 602896), (769, 519008), (784, 509078), (1324, 301448), (1538, 259504), (1568, 254539), (2317, 172256), (2648, 150724), (3076, 129752), (4634, 86128), (5296, 75362), (5383, 74144), (6152, 64876), (9268, 43064), (10592, 37681), (10766, 37072), (12304, 32438), (16219, 24608), (18536, 21532)]