861856809177

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{79}}^1\times {\mathrm{439141}}^1$

素因数の和:439263

約数の個数: 72

約数和(自身を含む): 1465820864640

約数和(自身を除く): 603964055463

約数列:

[1, 3, 7, 13, 21, 39, 49, 79, 91, 147, 169, 237, 273, 507, 553, 637, 1027, 1183, 1659, 1911, 3081, 3549, 3871, 7189, 8281, 11613, 13351, 21567, 24843, 40053, 50323, 93457, 150969, 280371, 439141, 654199, 1317423, 1962597, 3073987, 5708833, 9221961, 17126499, 21517909, 34692139, 39961831, 64553727, 74214829, 104076417, 119885493, 222644487, 242844973, 279732817, 450997807, 519503803, 728534919, 839198451, 1352993421, 1558511409, 1699914811, 3156984649, 3636526621, 5099744433, 5862971491, 9470953947, 10909579863, 17588914473, 22098892543, 41040800437, 66296677629, 123122401311, 287285603059, 861856809177]

約数ペア:

[(1, 861856809177), (3, 287285603059), (7, 123122401311), (13, 66296677629), (21, 41040800437), (39, 22098892543), (49, 17588914473), (79, 10909579863), (91, 9470953947), (147, 5862971491), (169, 5099744433), (237, 3636526621), (273, 3156984649), (507, 1699914811), (553, 1558511409), (637, 1352993421), (1027, 839198451), (1183, 728534919), (1659, 519503803), (1911, 450997807), (3081, 279732817), (3549, 242844973), (3871, 222644487), (7189, 119885493), (8281, 104076417), (11613, 74214829), (13351, 64553727), (21567, 39961831), (24843, 34692139), (40053, 21517909), (50323, 17126499), (93457, 9221961), (150969, 5708833), (280371, 3073987), (439141, 1962597), (654199, 1317423)]