1321820975

素因数分解:

$5^2\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{9629}}^1$

素因数の和:9692

約数の個数: 36

約数和(自身を含む): 1832974200

約数和(自身を除く): 511153225

約数列:

[1, 5, 17, 19, 25, 85, 95, 289, 323, 425, 475, 1445, 1615, 5491, 7225, 8075, 9629, 27455, 48145, 137275, 163693, 182951, 240725, 818465, 914755, 2782781, 3110167, 4092325, 4573775, 13913905, 15550835, 52872839, 69569525, 77754175, 264364195, 1321820975]

約数ペア:

[(1, 1321820975), (5, 264364195), (17, 77754175), (19, 69569525), (25, 52872839), (85, 15550835), (95, 13913905), (289, 4573775), (323, 4092325), (425, 3110167), (475, 2782781), (1445, 914755), (1615, 818465), (5491, 240725), (7225, 182951), (8075, 163693), (9629, 137275), (27455, 48145)]