27931775

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1567}}^1$

素因数の和:1631

約数の個数: 24

約数和(自身を含む): 37330944

約数和(自身を除く): 9399169

約数列:

[1, 5, 23, 25, 31, 115, 155, 575, 713, 775, 1567, 3565, 7835, 17825, 36041, 39175, 48577, 180205, 242885, 901025, 1117271, 1214425, 5586355, 27931775]

約数ペア:

[(1, 27931775), (5, 5586355), (23, 1214425), (25, 1117271), (31, 901025), (115, 242885), (155, 180205), (575, 48577), (713, 39175), (775, 36041), (1567, 17825), (3565, 7835)]