3967808

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1$

素因数の和:295

約数の個数: 56

約数和(自身を含む): 8961120

約数和(自身を除く): 4993312

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 64, 76, 104, 152, 208, 247, 251, 304, 416, 494, 502, 608, 832, 988, 1004, 1216, 1976, 2008, 3263, 3952, 4016, 4769, 6526, 7904, 8032, 9538, 13052, 15808, 16064, 19076, 26104, 38152, 52208, 61997, 76304, 104416, 123994, 152608, 208832, 247988, 305216, 495976, 991952, 1983904, 3967808]

約数ペア:

[(1, 3967808), (2, 1983904), (4, 991952), (8, 495976), (13, 305216), (16, 247988), (19, 208832), (26, 152608), (32, 123994), (38, 104416), (52, 76304), (64, 61997), (76, 52208), (104, 38152), (152, 26104), (208, 19076), (247, 16064), (251, 15808), (304, 13052), (416, 9538), (494, 8032), (502, 7904), (608, 6526), (832, 4769), (988, 4016), (1004, 3952), (1216, 3263), (1976, 2008)]