201249225

素因数分解:

$3^3\times 5^2\times {\mathrm{397}}^1\times {\mathrm{751}}^1$

素因数の和:1167

約数の個数: 48

約数和(自身を含む): 371127040

約数和(自身を除く): 169877815

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 397, 675, 751, 1191, 1985, 2253, 3573, 3755, 5955, 6759, 9925, 10719, 11265, 17865, 18775, 20277, 29775, 33795, 53595, 56325, 89325, 101385, 168975, 267975, 298147, 506925, 894441, 1490735, 2683323, 4472205, 7453675, 8049969, 13416615, 22361025, 40249845, 67083075, 201249225]

約数ペア:

[(1, 201249225), (3, 67083075), (5, 40249845), (9, 22361025), (15, 13416615), (25, 8049969), (27, 7453675), (45, 4472205), (75, 2683323), (135, 1490735), (225, 894441), (397, 506925), (675, 298147), (751, 267975), (1191, 168975), (1985, 101385), (2253, 89325), (3573, 56325), (3755, 53595), (5955, 33795), (6759, 29775), (9925, 20277), (10719, 18775), (11265, 17865)]