28542878

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{5059}}^1$

素因数の和:5112

約数の個数: 32

約数和(自身を含む): 54405120

約数和(自身を除く): 25862242

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 91, 182, 217, 403, 434, 806, 2821, 5059, 5642, 10118, 35413, 65767, 70826, 131534, 156829, 313658, 460369, 920738, 1097803, 2038777, 2195606, 4077554, 14271439, 28542878]

約数ペア:

[(1, 28542878), (2, 14271439), (7, 4077554), (13, 2195606), (14, 2038777), (26, 1097803), (31, 920738), (62, 460369), (91, 313658), (182, 156829), (217, 131534), (403, 70826), (434, 65767), (806, 35413), (2821, 10118), (5059, 5642)]