42400305

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{491}}^1$

素因数の和:622

約数の個数: 48

約数和(自身を含む): 78287040

約数和(自身を除く): 35886735

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 101, 171, 285, 303, 491, 505, 855, 909, 1473, 1515, 1919, 2455, 4419, 4545, 5757, 7365, 9329, 9595, 17271, 22095, 27987, 28785, 46645, 49591, 83961, 86355, 139935, 148773, 247955, 419805, 446319, 743865, 942229, 2231595, 2826687, 4711145, 8480061, 14133435, 42400305]

約数ペア:

[(1, 42400305), (3, 14133435), (5, 8480061), (9, 4711145), (15, 2826687), (19, 2231595), (45, 942229), (57, 743865), (95, 446319), (101, 419805), (171, 247955), (285, 148773), (303, 139935), (491, 86355), (505, 83961), (855, 49591), (909, 46645), (1473, 28785), (1515, 27987), (1919, 22095), (2455, 17271), (4419, 9595), (4545, 9329), (5757, 7365)]