1388890125

素因数分解:

$3^3\times 5^3\times 7^1\times {\mathrm{58789}}^1$

素因数の和:58820

約数の個数: 64

約数和(自身を含む): 2934796800

約数和(自身を除く): 1545906675

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 63, 75, 105, 125, 135, 175, 189, 225, 315, 375, 525, 675, 875, 945, 1125, 1575, 2625, 3375, 4725, 7875, 23625, 58789, 176367, 293945, 411523, 529101, 881835, 1234569, 1469725, 1587303, 2057615, 2645505, 3703707, 4409175, 6172845, 7348625, 7936515, 10288075, 11111121, 13227525, 18518535, 22045875, 30864225, 39682575, 51440375, 55555605, 66137625, 92592675, 154321125, 198412875, 277778025, 462963375, 1388890125]

約数ペア:

[(1, 1388890125), (3, 462963375), (5, 277778025), (7, 198412875), (9, 154321125), (15, 92592675), (21, 66137625), (25, 55555605), (27, 51440375), (35, 39682575), (45, 30864225), (63, 22045875), (75, 18518535), (105, 13227525), (125, 11111121), (135, 10288075), (175, 7936515), (189, 7348625), (225, 6172845), (315, 4409175), (375, 3703707), (525, 2645505), (675, 2057615), (875, 1587303), (945, 1469725), (1125, 1234569), (1575, 881835), (2625, 529101), (3375, 411523), (4725, 293945), (7875, 176367), (23625, 58789)]