31217984

素因数分解:

$2^6\times 7^1\times {\mathrm{17}}^1\times {\mathrm{4099}}^1$

素因数の和:4135

約数の個数: 56

約数和(自身を含む): 74980800

約数和(自身を除く): 43762816

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 64, 68, 112, 119, 136, 224, 238, 272, 448, 476, 544, 952, 1088, 1904, 3808, 4099, 7616, 8198, 16396, 28693, 32792, 57386, 65584, 69683, 114772, 131168, 139366, 229544, 262336, 278732, 459088, 487781, 557464, 918176, 975562, 1114928, 1836352, 1951124, 2229856, 3902248, 4459712, 7804496, 15608992, 31217984]

約数ペア:

[(1, 31217984), (2, 15608992), (4, 7804496), (7, 4459712), (8, 3902248), (14, 2229856), (16, 1951124), (17, 1836352), (28, 1114928), (32, 975562), (34, 918176), (56, 557464), (64, 487781), (68, 459088), (112, 278732), (119, 262336), (136, 229544), (224, 139366), (238, 131168), (272, 114772), (448, 69683), (476, 65584), (544, 57386), (952, 32792), (1088, 28693), (1904, 16396), (3808, 8198), (4099, 7616)]