31198275

素因数分解:

$3^2\times 5^2\times {\mathrm{313}}^1\times {\mathrm{443}}^1$

素因数の和:772

約数の個数: 36

約数和(自身を含む): 56184648

約数和(自身を除く): 24986373

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 313, 443, 939, 1329, 1565, 2215, 2817, 3987, 4695, 6645, 7825, 11075, 14085, 19935, 23475, 33225, 70425, 99675, 138659, 415977, 693295, 1247931, 2079885, 3466475, 6239655, 10399425, 31198275]

約数ペア:

[(1, 31198275), (3, 10399425), (5, 6239655), (9, 3466475), (15, 2079885), (25, 1247931), (45, 693295), (75, 415977), (225, 138659), (313, 99675), (443, 70425), (939, 33225), (1329, 23475), (1565, 19935), (2215, 14085), (2817, 11075), (3987, 7825), (4695, 6645)]