216746478

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{883}}^1\times {\mathrm{1049}}^1$

素因数の和:1953

約数の個数: 48

約数和(自身を含む): 506797200

約数和(自身を除く): 290050722

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 883, 1049, 1766, 2098, 2649, 3147, 5298, 6294, 7947, 9441, 11479, 13637, 15894, 18882, 22958, 27274, 34437, 40911, 68874, 81822, 103311, 122733, 206622, 245466, 926267, 1852534, 2778801, 5557602, 8336403, 12041471, 16672806, 24082942, 36124413, 72248826, 108373239, 216746478]

約数ペア:

[(1, 216746478), (2, 108373239), (3, 72248826), (6, 36124413), (9, 24082942), (13, 16672806), (18, 12041471), (26, 8336403), (39, 5557602), (78, 2778801), (117, 1852534), (234, 926267), (883, 245466), (1049, 206622), (1766, 122733), (2098, 103311), (2649, 81822), (3147, 68874), (5298, 40911), (6294, 34437), (7947, 27274), (9441, 22958), (11479, 18882), (13637, 15894)]