1555481648

素因数分解:

$2^4\times 7^1\times {\mathrm{67}}^1\times {\mathrm{207287}}^1$

素因数の和:207369

約数の個数: 40

約数和(自身を含む): 3495704832

約数和(自身を除く): 1940223184

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 67, 112, 134, 268, 469, 536, 938, 1072, 1876, 3752, 7504, 207287, 414574, 829148, 1451009, 1658296, 2902018, 3316592, 5804036, 11608072, 13888229, 23216144, 27776458, 55552916, 97217603, 111105832, 194435206, 222211664, 388870412, 777740824, 1555481648]

約数ペア:

[(1, 1555481648), (2, 777740824), (4, 388870412), (7, 222211664), (8, 194435206), (14, 111105832), (16, 97217603), (28, 55552916), (56, 27776458), (67, 23216144), (112, 13888229), (134, 11608072), (268, 5804036), (469, 3316592), (536, 2902018), (938, 1658296), (1072, 1451009), (1876, 829148), (3752, 414574), (7504, 207287)]