16903981809

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{1733}}^1$

素因数の和:1840

約数の個数: 108

約数和(自身を含む): 29627085852

約数和(自身を除く): 12723104043

約数列:

[1, 3, 9, 11, 13, 33, 39, 53, 99, 117, 121, 143, 159, 169, 363, 429, 477, 507, 583, 689, 1089, 1287, 1521, 1573, 1733, 1749, 1859, 2067, 4719, 5199, 5247, 5577, 6201, 6413, 7579, 8957, 14157, 15597, 16731, 19063, 19239, 20449, 22529, 22737, 26871, 57189, 57717, 61347, 67587, 68211, 80613, 83369, 91849, 98527, 171567, 184041, 202761, 209693, 247819, 250107, 275547, 292877, 295581, 629079, 743457, 750321, 826641, 878631, 886743, 1010339, 1083797, 1194037, 1887237, 2230371, 2635893, 2726009, 3031017, 3221647, 3251391, 3582111, 8178027, 9093051, 9664941, 9754173, 10746333, 11113729, 13134407, 15522481, 24534081, 28994823, 33341187, 35438117, 39403221, 46567443, 100023561, 106314351, 118209663, 139702329, 144478477, 170747291, 318943053, 433435431, 512241873, 1300306293, 1536725619, 1878220201, 5634660603, 16903981809]

約数ペア:

[(1, 16903981809), (3, 5634660603), (9, 1878220201), (11, 1536725619), (13, 1300306293), (33, 512241873), (39, 433435431), (53, 318943053), (99, 170747291), (117, 144478477), (121, 139702329), (143, 118209663), (159, 106314351), (169, 100023561), (363, 46567443), (429, 39403221), (477, 35438117), (507, 33341187), (583, 28994823), (689, 24534081), (1089, 15522481), (1287, 13134407), (1521, 11113729), (1573, 10746333), (1733, 9754173), (1749, 9664941), (1859, 9093051), (2067, 8178027), (4719, 3582111), (5199, 3251391), (5247, 3221647), (5577, 3031017), (6201, 2726009), (6413, 2635893), (7579, 2230371), (8957, 1887237), (14157, 1194037), (15597, 1083797), (16731, 1010339), (19063, 886743), (19239, 878631), (20449, 826641), (22529, 750321), (22737, 743457), (26871, 629079), (57189, 295581), (57717, 292877), (61347, 275547), (67587, 250107), (68211, 247819), (80613, 209693), (83369, 202761), (91849, 184041), (98527, 171567)]