199136475

素因数分解:

$3^4\times 5^2\times {\mathrm{29}}^1\times {\mathrm{3391}}^1$

素因数の和:3442

約数の個数: 60

約数和(自身を含む): 381701760

約数和(自身を除く): 182565285

約数列:

[1, 3, 5, 9, 15, 25, 27, 29, 45, 75, 81, 87, 135, 145, 225, 261, 405, 435, 675, 725, 783, 1305, 2025, 2175, 2349, 3391, 3915, 6525, 10173, 11745, 16955, 19575, 30519, 50865, 58725, 84775, 91557, 98339, 152595, 254325, 274671, 295017, 457785, 491695, 762975, 885051, 1373355, 1475085, 2288925, 2458475, 2655153, 4425255, 6866775, 7375425, 7965459, 13275765, 22126275, 39827295, 66378825, 199136475]

約数ペア:

[(1, 199136475), (3, 66378825), (5, 39827295), (9, 22126275), (15, 13275765), (25, 7965459), (27, 7375425), (29, 6866775), (45, 4425255), (75, 2655153), (81, 2458475), (87, 2288925), (135, 1475085), (145, 1373355), (225, 885051), (261, 762975), (405, 491695), (435, 457785), (675, 295017), (725, 274671), (783, 254325), (1305, 152595), (2025, 98339), (2175, 91557), (2349, 84775), (3391, 58725), (3915, 50865), (6525, 30519), (10173, 19575), (11745, 16955)]