3967504

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1$

素因数の和:479

約数の個数: 40

約数和(自身を含む): 8372480

約数和(自身を除く): 4404976

約数列:

[1, 2, 4, 8, 16, 19, 31, 38, 62, 76, 124, 152, 248, 304, 421, 496, 589, 842, 1178, 1684, 2356, 3368, 4712, 6736, 7999, 9424, 13051, 15998, 26102, 31996, 52204, 63992, 104408, 127984, 208816, 247969, 495938, 991876, 1983752, 3967504]

約数ペア:

[(1, 3967504), (2, 1983752), (4, 991876), (8, 495938), (16, 247969), (19, 208816), (31, 127984), (38, 104408), (62, 63992), (76, 52204), (124, 31996), (152, 26102), (248, 15998), (304, 13051), (421, 9424), (496, 7999), (589, 6736), (842, 4712), (1178, 3368), (1684, 2356)]