56478765

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{2143}}^1$

素因数の和:2409

約数の個数: 32

約数和(自身を含む): 103735296

約数和(自身を除く): 47256531

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 251, 753, 1255, 1757, 2143, 3765, 5271, 6429, 8785, 10715, 15001, 26355, 32145, 45003, 75005, 225015, 537893, 1613679, 2689465, 3765251, 8068395, 11295753, 18826255, 56478765]

約数ペア:

[(1, 56478765), (3, 18826255), (5, 11295753), (7, 8068395), (15, 3765251), (21, 2689465), (35, 1613679), (105, 537893), (251, 225015), (753, 75005), (1255, 45003), (1757, 32145), (2143, 26355), (3765, 15001), (5271, 10715), (6429, 8785)]