127905075

素因数分解:

$3^4\times 5^2\times {\mathrm{83}}^1\times {\mathrm{761}}^1$

素因数の和:866

約数の個数: 60

約数和(自身を含む): 240094008

約数和(自身を除く): 112188933

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 83, 135, 225, 249, 405, 415, 675, 747, 761, 1245, 2025, 2075, 2241, 2283, 3735, 3805, 6225, 6723, 6849, 11205, 11415, 18675, 19025, 20547, 33615, 34245, 56025, 57075, 61641, 63163, 102735, 168075, 171225, 189489, 308205, 315815, 513675, 568467, 947445, 1541025, 1579075, 1705401, 2842335, 4737225, 5116203, 8527005, 14211675, 25581015, 42635025, 127905075]

約数ペア:

[(1, 127905075), (3, 42635025), (5, 25581015), (9, 14211675), (15, 8527005), (25, 5116203), (27, 4737225), (45, 2842335), (75, 1705401), (81, 1579075), (83, 1541025), (135, 947445), (225, 568467), (249, 513675), (405, 315815), (415, 308205), (675, 189489), (747, 171225), (761, 168075), (1245, 102735), (2025, 63163), (2075, 61641), (2241, 57075), (2283, 56025), (3735, 34245), (3805, 33615), (6225, 20547), (6723, 19025), (6849, 18675), (11205, 11415)]