7120425

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1$

素因数の和:202

約数の個数: 48

約数和(自身を含む): 12985280

約数和(自身を除く): 5864855

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 67, 75, 109, 195, 201, 325, 327, 335, 545, 871, 975, 1005, 1417, 1635, 1675, 2613, 2725, 4251, 4355, 5025, 7085, 7303, 8175, 13065, 21255, 21775, 21909, 35425, 36515, 65325, 94939, 106275, 109545, 182575, 284817, 474695, 547725, 1424085, 2373475, 7120425]

約数ペア:

[(1, 7120425), (3, 2373475), (5, 1424085), (13, 547725), (15, 474695), (25, 284817), (39, 182575), (65, 109545), (67, 106275), (75, 94939), (109, 65325), (195, 36515), (201, 35425), (325, 21909), (327, 21775), (335, 21255), (545, 13065), (871, 8175), (975, 7303), (1005, 7085), (1417, 5025), (1635, 4355), (1675, 4251), (2613, 2725)]