13987575

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1$

素因数の和:213

約数の個数: 72

約数和(自身を含む): 29248128

約数和(自身を除く): 15260553

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 83, 105, 107, 175, 225, 249, 315, 321, 415, 525, 535, 581, 747, 749, 963, 1245, 1575, 1605, 1743, 2075, 2247, 2675, 2905, 3735, 3745, 4815, 5229, 6225, 6741, 8025, 8715, 8881, 11235, 14525, 18675, 18725, 24075, 26145, 26643, 33705, 43575, 44405, 56175, 62167, 79929, 130725, 133215, 168525, 186501, 222025, 310835, 399645, 559503, 666075, 932505, 1554175, 1998225, 2797515, 4662525, 13987575]

約数ペア:

[(1, 13987575), (3, 4662525), (5, 2797515), (7, 1998225), (9, 1554175), (15, 932505), (21, 666075), (25, 559503), (35, 399645), (45, 310835), (63, 222025), (75, 186501), (83, 168525), (105, 133215), (107, 130725), (175, 79929), (225, 62167), (249, 56175), (315, 44405), (321, 43575), (415, 33705), (525, 26643), (535, 26145), (581, 24075), (747, 18725), (749, 18675), (963, 14525), (1245, 11235), (1575, 8881), (1605, 8715), (1743, 8025), (2075, 6741), (2247, 6225), (2675, 5229), (2905, 4815), (3735, 3745)]