2018686761

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{1579}}^1$

素因数の和:1835

約数の個数: 72

約数和(自身を含む): 3671566080

約数和(自身を除く): 1652879319

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 63, 91, 117, 147, 223, 273, 441, 637, 669, 819, 1561, 1579, 1911, 2007, 2899, 4683, 4737, 5733, 8697, 10927, 11053, 14049, 14211, 20293, 20527, 26091, 32781, 33159, 60879, 61581, 77371, 98343, 99477, 142051, 143689, 182637, 184743, 232113, 352117, 426153, 431067, 696339, 1005823, 1056351, 1278459, 1293201, 2464819, 3017469, 3169053, 4577521, 7394457, 9052407, 13732563, 17253733, 22183371, 32042647, 41197689, 51761199, 96127941, 155283597, 224298529, 288383823, 672895587, 2018686761]

約数ペア:

[(1, 2018686761), (3, 672895587), (7, 288383823), (9, 224298529), (13, 155283597), (21, 96127941), (39, 51761199), (49, 41197689), (63, 32042647), (91, 22183371), (117, 17253733), (147, 13732563), (223, 9052407), (273, 7394457), (441, 4577521), (637, 3169053), (669, 3017469), (819, 2464819), (1561, 1293201), (1579, 1278459), (1911, 1056351), (2007, 1005823), (2899, 696339), (4683, 431067), (4737, 426153), (5733, 352117), (8697, 232113), (10927, 184743), (11053, 182637), (14049, 143689), (14211, 142051), (20293, 99477), (20527, 98343), (26091, 77371), (32781, 61581), (33159, 60879)]