214910919

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{1031}}^1$

素因数の和:1132

約数の個数: 48

約数和(自身を含む): 347742720

約数和(自身を除く): 132831801

約数列:

[1, 3, 9, 19, 23, 53, 57, 69, 159, 171, 207, 437, 477, 1007, 1031, 1219, 1311, 3021, 3093, 3657, 3933, 9063, 9279, 10971, 19589, 23161, 23713, 54643, 58767, 69483, 71139, 163929, 176301, 208449, 213417, 450547, 491787, 1038217, 1256789, 1351641, 3114651, 3770367, 4054923, 9343953, 11311101, 23878991, 71636973, 214910919]

約数ペア:

[(1, 214910919), (3, 71636973), (9, 23878991), (19, 11311101), (23, 9343953), (53, 4054923), (57, 3770367), (69, 3114651), (159, 1351641), (171, 1256789), (207, 1038217), (437, 491787), (477, 450547), (1007, 213417), (1031, 208449), (1219, 176301), (1311, 163929), (3021, 71139), (3093, 69483), (3657, 58767), (3933, 54643), (9063, 23713), (9279, 23161), (10971, 19589)]