12696930

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1987}}^1$

素因数の和:2071

約数の個数: 48

約数和(自身を含む): 33493824

約数和(自身を除く): 20796894

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 71, 90, 142, 213, 355, 426, 639, 710, 1065, 1278, 1987, 2130, 3195, 3974, 5961, 6390, 9935, 11922, 17883, 19870, 29805, 35766, 59610, 89415, 141077, 178830, 282154, 423231, 705385, 846462, 1269693, 1410770, 2116155, 2539386, 4232310, 6348465, 12696930]

約数ペア:

[(1, 12696930), (2, 6348465), (3, 4232310), (5, 2539386), (6, 2116155), (9, 1410770), (10, 1269693), (15, 846462), (18, 705385), (30, 423231), (45, 282154), (71, 178830), (90, 141077), (142, 89415), (213, 59610), (355, 35766), (426, 29805), (639, 19870), (710, 17883), (1065, 11922), (1278, 9935), (1987, 6390), (2130, 5961), (3195, 3974)]