28365376

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{331}}^1$

素因数の和:459

約数の個数: 56

約数和(自身を含む): 61390784

約数和(自身を除く): 33025408

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 103, 104, 206, 208, 331, 412, 416, 662, 824, 832, 1324, 1339, 1648, 2648, 2678, 3296, 4303, 5296, 5356, 6592, 8606, 10592, 10712, 17212, 21184, 21424, 34093, 34424, 42848, 68186, 68848, 85696, 136372, 137696, 272744, 275392, 443209, 545488, 886418, 1090976, 1772836, 2181952, 3545672, 7091344, 14182688, 28365376]

約数ペア:

[(1, 28365376), (2, 14182688), (4, 7091344), (8, 3545672), (13, 2181952), (16, 1772836), (26, 1090976), (32, 886418), (52, 545488), (64, 443209), (103, 275392), (104, 272744), (206, 137696), (208, 136372), (331, 85696), (412, 68848), (416, 68186), (662, 42848), (824, 34424), (832, 34093), (1324, 21424), (1339, 21184), (1648, 17212), (2648, 10712), (2678, 10592), (3296, 8606), (4303, 6592), (5296, 5356)]