77984788

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{67931}}^1$

素因数の和:67983

約数の個数: 24

約数和(自身を含む): 159776064

約数和(自身を除く): 81791276

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 67931, 135862, 271724, 475517, 951034, 1902068, 2785171, 5570342, 11140684, 19496197, 38992394, 77984788]

約数ペア:

[(1, 77984788), (2, 38992394), (4, 19496197), (7, 11140684), (14, 5570342), (28, 2785171), (41, 1902068), (82, 951034), (164, 475517), (287, 271724), (574, 135862), (1148, 67931)]