28163813190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{2377}}^1\times {\mathrm{2423}}^1$

素因数の和:4973

約数の個数: 64

約数和(自身を含む): 68064523776

約数和(自身を除く): 39900710586

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 163, 326, 489, 815, 978, 1630, 2377, 2423, 2445, 4754, 4846, 4890, 7131, 7269, 11885, 12115, 14262, 14538, 23770, 24230, 35655, 36345, 71310, 72690, 387451, 394949, 774902, 789898, 1162353, 1184847, 1937255, 1974745, 2324706, 2369694, 3874510, 3949490, 5759471, 5811765, 5924235, 11518942, 11623530, 11848470, 17278413, 28797355, 34556826, 57594710, 86392065, 172784130, 938793773, 1877587546, 2816381319, 4693968865, 5632762638, 9387937730, 14081906595, 28163813190]

約数ペア:

[(1, 28163813190), (2, 14081906595), (3, 9387937730), (5, 5632762638), (6, 4693968865), (10, 2816381319), (15, 1877587546), (30, 938793773), (163, 172784130), (326, 86392065), (489, 57594710), (815, 34556826), (978, 28797355), (1630, 17278413), (2377, 11848470), (2423, 11623530), (2445, 11518942), (4754, 5924235), (4846, 5811765), (4890, 5759471), (7131, 3949490), (7269, 3874510), (11885, 2369694), (12115, 2324706), (14262, 1974745), (14538, 1937255), (23770, 1184847), (24230, 1162353), (35655, 789898), (36345, 774902), (71310, 394949), (72690, 387451)]