42981315

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{971}}^1$

素因数の和:1219

約数の個数: 32

約数和(自身を含む): 74462976

約数和(自身を除く): 31481661

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 227, 681, 971, 1135, 2913, 2951, 3405, 4855, 8853, 12623, 14565, 14755, 37869, 44265, 63115, 189345, 220417, 661251, 1102085, 2865421, 3306255, 8596263, 14327105, 42981315]

約数ペア:

[(1, 42981315), (3, 14327105), (5, 8596263), (13, 3306255), (15, 2865421), (39, 1102085), (65, 661251), (195, 220417), (227, 189345), (681, 63115), (971, 44265), (1135, 37869), (2913, 14755), (2951, 14565), (3405, 12623), (4855, 8853)]