42673905

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1$

素因数の和:291

約数の個数: 64

約数和(自身を含む): 81100800

約数和(自身を除く): 38426895

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 127, 131, 135, 171, 285, 381, 393, 513, 635, 655, 855, 1143, 1179, 1905, 1965, 2413, 2489, 2565, 3429, 3537, 5715, 5895, 7239, 7467, 12065, 12445, 16637, 17145, 17685, 21717, 22401, 36195, 37335, 49911, 65151, 67203, 83185, 108585, 112005, 149733, 249555, 316103, 325755, 336015, 449199, 748665, 948309, 1580515, 2245995, 2844927, 4741545, 8534781, 14224635, 42673905]

約数ペア:

[(1, 42673905), (3, 14224635), (5, 8534781), (9, 4741545), (15, 2844927), (19, 2245995), (27, 1580515), (45, 948309), (57, 748665), (95, 449199), (127, 336015), (131, 325755), (135, 316103), (171, 249555), (285, 149733), (381, 112005), (393, 108585), (513, 83185), (635, 67203), (655, 65151), (855, 49911), (1143, 37335), (1179, 36195), (1905, 22401), (1965, 21717), (2413, 17685), (2489, 17145), (2565, 16637), (3429, 12445), (3537, 12065), (5715, 7467), (5895, 7239)]