81862158

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{347}}^1$

素因数の和:537

約数の個数: 64

約数和(自身を含む): 193632768

約数和(自身を除く): 111770610

約数列:

[1, 2, 3, 6, 7, 14, 21, 41, 42, 82, 123, 137, 246, 274, 287, 347, 411, 574, 694, 822, 861, 959, 1041, 1722, 1918, 2082, 2429, 2877, 4858, 5617, 5754, 7287, 11234, 14227, 14574, 16851, 28454, 33702, 39319, 42681, 47539, 78638, 85362, 95078, 99589, 117957, 142617, 199178, 235914, 285234, 298767, 332773, 597534, 665546, 998319, 1949099, 1996638, 3898198, 5847297, 11694594, 13643693, 27287386, 40931079, 81862158]

約数ペア:

[(1, 81862158), (2, 40931079), (3, 27287386), (6, 13643693), (7, 11694594), (14, 5847297), (21, 3898198), (41, 1996638), (42, 1949099), (82, 998319), (123, 665546), (137, 597534), (246, 332773), (274, 298767), (287, 285234), (347, 235914), (411, 199178), (574, 142617), (694, 117957), (822, 99589), (861, 95078), (959, 85362), (1041, 78638), (1722, 47539), (1918, 42681), (2082, 39319), (2429, 33702), (2877, 28454), (4858, 16851), (5617, 14574), (5754, 14227), (7287, 11234)]