8571225

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1$

素因数の和:234

約数の個数: 48

約数和(自身を含む): 15624000

約数和(自身を除く): 7052775

約数列:

[1, 3, 5, 13, 15, 25, 39, 59, 65, 75, 149, 177, 195, 295, 325, 447, 745, 767, 885, 975, 1475, 1937, 2235, 2301, 3725, 3835, 4425, 5811, 8791, 9685, 11175, 11505, 19175, 26373, 29055, 43955, 48425, 57525, 114283, 131865, 145275, 219775, 342849, 571415, 659325, 1714245, 2857075, 8571225]

約数ペア:

[(1, 8571225), (3, 2857075), (5, 1714245), (13, 659325), (15, 571415), (25, 342849), (39, 219775), (59, 145275), (65, 131865), (75, 114283), (149, 57525), (177, 48425), (195, 43955), (295, 29055), (325, 26373), (447, 19175), (745, 11505), (767, 11175), (885, 9685), (975, 8791), (1475, 5811), (1937, 4425), (2235, 3835), (2301, 3725)]