2008691217

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{163}}^1$

素因数の和:321

約数の個数: 96

約数和(自身を含む): 3369719808

約数和(自身を除く): 1361028591

約数列:

[1, 3, 9, 13, 27, 39, 47, 81, 83, 117, 141, 163, 243, 249, 351, 423, 489, 611, 747, 1053, 1079, 1269, 1467, 1833, 2119, 2241, 3159, 3237, 3807, 3901, 4401, 5499, 6357, 6723, 7661, 9711, 11421, 11703, 13203, 13529, 16497, 19071, 20169, 22983, 29133, 35109, 39609, 40587, 49491, 50713, 57213, 68949, 87399, 99593, 105327, 121761, 148473, 152139, 171639, 175877, 206847, 262197, 298779, 315981, 365283, 456417, 514917, 527631, 620541, 635863, 896337, 947943, 1095849, 1369251, 1582893, 1861623, 1907589, 2689011, 3287547, 4107753, 4748679, 5722767, 8067033, 8266219, 12323259, 14246037, 17168301, 24201099, 24798657, 42738111, 51504903, 74395971, 154514709, 223187913, 669563739, 2008691217]

約数ペア:

[(1, 2008691217), (3, 669563739), (9, 223187913), (13, 154514709), (27, 74395971), (39, 51504903), (47, 42738111), (81, 24798657), (83, 24201099), (117, 17168301), (141, 14246037), (163, 12323259), (243, 8266219), (249, 8067033), (351, 5722767), (423, 4748679), (489, 4107753), (611, 3287547), (747, 2689011), (1053, 1907589), (1079, 1861623), (1269, 1582893), (1467, 1369251), (1833, 1095849), (2119, 947943), (2241, 896337), (3159, 635863), (3237, 620541), (3807, 527631), (3901, 514917), (4401, 456417), (5499, 365283), (6357, 315981), (6723, 298779), (7661, 262197), (9711, 206847), (11421, 175877), (11703, 171639), (13203, 152139), (13529, 148473), (16497, 121761), (19071, 105327), (20169, 99593), (22983, 87399), (29133, 68949), (35109, 57213), (39609, 50713), (40587, 49491)]