13403775

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{211}}^1$

素因数の和:253

約数の個数: 72

約数和(自身を含む): 27970432

約数和(自身を除く): 14566657

約数列:

[1, 3, 5, 7, 11, 15, 21, 25, 33, 35, 55, 75, 77, 105, 121, 165, 175, 211, 231, 275, 363, 385, 525, 605, 633, 825, 847, 1055, 1155, 1477, 1815, 1925, 2321, 2541, 3025, 3165, 4235, 4431, 5275, 5775, 6963, 7385, 9075, 11605, 12705, 15825, 16247, 21175, 22155, 25531, 34815, 36925, 48741, 58025, 63525, 76593, 81235, 110775, 127655, 174075, 178717, 243705, 382965, 406175, 536151, 638275, 893585, 1218525, 1914825, 2680755, 4467925, 13403775]

約数ペア:

[(1, 13403775), (3, 4467925), (5, 2680755), (7, 1914825), (11, 1218525), (15, 893585), (21, 638275), (25, 536151), (33, 406175), (35, 382965), (55, 243705), (75, 178717), (77, 174075), (105, 127655), (121, 110775), (165, 81235), (175, 76593), (211, 63525), (231, 58025), (275, 48741), (363, 36925), (385, 34815), (525, 25531), (605, 22155), (633, 21175), (825, 16247), (847, 15825), (1055, 12705), (1155, 11605), (1477, 9075), (1815, 7385), (1925, 6963), (2321, 5775), (2541, 5275), (3025, 4431), (3165, 4235)]