23899425

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{491}}^1$

素因数の和:574

約数の個数: 48

約数和(自身を含む): 43925760

約数和(自身を除く): 20026335

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 59, 75, 165, 177, 275, 295, 491, 649, 825, 885, 1473, 1475, 1947, 2455, 3245, 4425, 5401, 7365, 9735, 12275, 16203, 16225, 27005, 28969, 36825, 48675, 81015, 86907, 135025, 144845, 318659, 405075, 434535, 724225, 955977, 1593295, 2172675, 4779885, 7966475, 23899425]

約数ペア:

[(1, 23899425), (3, 7966475), (5, 4779885), (11, 2172675), (15, 1593295), (25, 955977), (33, 724225), (55, 434535), (59, 405075), (75, 318659), (165, 144845), (177, 135025), (275, 86907), (295, 81015), (491, 48675), (649, 36825), (825, 28969), (885, 27005), (1473, 16225), (1475, 16203), (1947, 12275), (2455, 9735), (3245, 7365), (4425, 5401)]