61794225

素因数分解:

$3^3\times 5^2\times {\mathrm{43}}^1\times {\mathrm{2129}}^1$

素因数の和:2191

約数の個数: 48

約数和(自身を含む): 116212800

約数和(自身を除く): 54418575

約数列:

[1, 3, 5, 9, 15, 25, 27, 43, 45, 75, 129, 135, 215, 225, 387, 645, 675, 1075, 1161, 1935, 2129, 3225, 5805, 6387, 9675, 10645, 19161, 29025, 31935, 53225, 57483, 91547, 95805, 159675, 274641, 287415, 457735, 479025, 823923, 1373205, 1437075, 2288675, 2471769, 4119615, 6866025, 12358845, 20598075, 61794225]

約数ペア:

[(1, 61794225), (3, 20598075), (5, 12358845), (9, 6866025), (15, 4119615), (25, 2471769), (27, 2288675), (43, 1437075), (45, 1373205), (75, 823923), (129, 479025), (135, 457735), (215, 287415), (225, 274641), (387, 159675), (645, 95805), (675, 91547), (1075, 57483), (1161, 53225), (1935, 31935), (2129, 29025), (3225, 19161), (5805, 10645), (6387, 9675)]