15690941721

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{1473743}}^1$

素因数の和:1473782

約数の個数: 36

約数和(自身を含む): 28048295808

約数和(自身を除く): 12357354087

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 169, 273, 507, 819, 1183, 1521, 3549, 10647, 1473743, 4421229, 10316201, 13263687, 19158659, 30948603, 57475977, 92845809, 134110613, 172427931, 249062567, 402331839, 747187701, 1206995517, 1743437969, 2241563103, 5230313907, 15690941721]

約数ペア:

[(1, 15690941721), (3, 5230313907), (7, 2241563103), (9, 1743437969), (13, 1206995517), (21, 747187701), (39, 402331839), (63, 249062567), (91, 172427931), (117, 134110613), (169, 92845809), (273, 57475977), (507, 30948603), (819, 19158659), (1183, 13263687), (1521, 10316201), (3549, 4421229), (10647, 1473743)]