19474425

素因数分解:

$3^4\times 5^2\times {\mathrm{59}}^1\times {\mathrm{163}}^1$

素因数の和:244

約数の個数: 60

約数和(自身を含む): 36909840

約数和(自身を除く): 17435415

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 59, 75, 81, 135, 163, 177, 225, 295, 405, 489, 531, 675, 815, 885, 1467, 1475, 1593, 2025, 2445, 2655, 4075, 4401, 4425, 4779, 7335, 7965, 9617, 12225, 13203, 13275, 22005, 23895, 28851, 36675, 39825, 48085, 66015, 86553, 110025, 119475, 144255, 240425, 259659, 330075, 432765, 721275, 778977, 1298295, 2163825, 3894885, 6491475, 19474425]

約数ペア:

[(1, 19474425), (3, 6491475), (5, 3894885), (9, 2163825), (15, 1298295), (25, 778977), (27, 721275), (45, 432765), (59, 330075), (75, 259659), (81, 240425), (135, 144255), (163, 119475), (177, 110025), (225, 86553), (295, 66015), (405, 48085), (489, 39825), (531, 36675), (675, 28851), (815, 23895), (885, 22005), (1467, 13275), (1475, 13203), (1593, 12225), (2025, 9617), (2445, 7965), (2655, 7335), (4075, 4779), (4401, 4425)]