16781232105

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{461}}^1\times {\mathrm{8171}}^1$

素因数の和:8660

約数の個数: 80

約数和(自身を含む): 32891842368

約数和(自身を除く): 16110610263

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 81, 99, 135, 165, 297, 405, 461, 495, 891, 1383, 1485, 2305, 4149, 4455, 5071, 6915, 8171, 12447, 15213, 20745, 24513, 25355, 37341, 40855, 45639, 62235, 73539, 76065, 89881, 122565, 136917, 186705, 220617, 228195, 269643, 367695, 410751, 449405, 661851, 684585, 808929, 1103085, 1348215, 2053755, 2426787, 3309255, 3766831, 4044645, 7280361, 11300493, 12133935, 18834155, 33901479, 36401805, 41435141, 56502465, 101704437, 124305423, 169507395, 207175705, 305113311, 372916269, 508522185, 621527115, 1118748807, 1525566555, 1864581345, 3356246421, 5593744035, 16781232105]

約数ペア:

[(1, 16781232105), (3, 5593744035), (5, 3356246421), (9, 1864581345), (11, 1525566555), (15, 1118748807), (27, 621527115), (33, 508522185), (45, 372916269), (55, 305113311), (81, 207175705), (99, 169507395), (135, 124305423), (165, 101704437), (297, 56502465), (405, 41435141), (461, 36401805), (495, 33901479), (891, 18834155), (1383, 12133935), (1485, 11300493), (2305, 7280361), (4149, 4044645), (4455, 3766831), (5071, 3309255), (6915, 2426787), (8171, 2053755), (12447, 1348215), (15213, 1103085), (20745, 808929), (24513, 684585), (25355, 661851), (37341, 449405), (40855, 410751), (45639, 367695), (62235, 269643), (73539, 228195), (76065, 220617), (89881, 186705), (122565, 136917)]