1389492790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{50767}}^1$

素因数の和:50821

約数の個数: 64

約数和(自身を含む): 3158175744

約数和(自身を除く): 1768682954

約数列:

[1, 2, 5, 7, 10, 14, 17, 23, 34, 35, 46, 70, 85, 115, 119, 161, 170, 230, 238, 322, 391, 595, 782, 805, 1190, 1610, 1955, 2737, 3910, 5474, 13685, 27370, 50767, 101534, 253835, 355369, 507670, 710738, 863039, 1167641, 1726078, 1776845, 2335282, 3553690, 4315195, 5838205, 6041273, 8173487, 8630390, 11676410, 12082546, 16346974, 19849897, 30206365, 39699794, 40867435, 60412730, 81734870, 99249485, 138949279, 198498970, 277898558, 694746395, 1389492790]

約数ペア:

[(1, 1389492790), (2, 694746395), (5, 277898558), (7, 198498970), (10, 138949279), (14, 99249485), (17, 81734870), (23, 60412730), (34, 40867435), (35, 39699794), (46, 30206365), (70, 19849897), (85, 16346974), (115, 12082546), (119, 11676410), (161, 8630390), (170, 8173487), (230, 6041273), (238, 5838205), (322, 4315195), (391, 3553690), (595, 2335282), (782, 1776845), (805, 1726078), (1190, 1167641), (1610, 863039), (1955, 710738), (2737, 507670), (3910, 355369), (5474, 253835), (13685, 101534), (27370, 50767)]