27785291289

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{1481}}^1$

素因数の和:1731

約数の個数: 96

約数和(自身を含む): 46710743040

約数和(自身を除く): 18925451751

約数列:

[1, 3, 7, 21, 23, 31, 49, 69, 93, 147, 161, 179, 217, 483, 537, 651, 713, 1127, 1253, 1481, 1519, 2139, 3381, 3759, 4117, 4443, 4557, 4991, 5549, 8771, 10367, 12351, 14973, 16647, 26313, 28819, 31101, 34063, 34937, 38843, 45911, 72569, 86457, 102189, 104811, 116529, 127627, 137733, 201733, 217707, 238441, 265099, 271901, 321377, 382881, 605199, 715323, 795297, 815703, 893389, 964131, 1055953, 1669087, 1855693, 2249639, 2680167, 3167859, 5007261, 5567079, 6097277, 6253723, 6748917, 7391671, 8218069, 12989851, 18291831, 18761169, 22175013, 24654207, 38969553, 42680939, 51741697, 57526483, 128042817, 155225091, 172579449, 189015587, 298766573, 402685381, 567046761, 896299719, 1208056143, 1323109109, 3969327327, 9261763763, 27785291289]

約数ペア:

[(1, 27785291289), (3, 9261763763), (7, 3969327327), (21, 1323109109), (23, 1208056143), (31, 896299719), (49, 567046761), (69, 402685381), (93, 298766573), (147, 189015587), (161, 172579449), (179, 155225091), (217, 128042817), (483, 57526483), (537, 51741697), (651, 42680939), (713, 38969553), (1127, 24654207), (1253, 22175013), (1481, 18761169), (1519, 18291831), (2139, 12989851), (3381, 8218069), (3759, 7391671), (4117, 6748917), (4443, 6253723), (4557, 6097277), (4991, 5567079), (5549, 5007261), (8771, 3167859), (10367, 2680167), (12351, 2249639), (14973, 1855693), (16647, 1669087), (26313, 1055953), (28819, 964131), (31101, 893389), (34063, 815703), (34937, 795297), (38843, 715323), (45911, 605199), (72569, 382881), (86457, 321377), (102189, 271901), (104811, 265099), (116529, 238441), (127627, 217707), (137733, 201733)]