42815955

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{4481}}^1$

素因数の和:4516

約数の個数: 48

約数和(自身を含む): 85839264

約数和(自身を除く): 43023309

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 49, 65, 91, 105, 147, 195, 245, 273, 455, 637, 735, 1365, 1911, 3185, 4481, 9555, 13443, 22405, 31367, 58253, 67215, 94101, 156835, 174759, 219569, 291265, 407771, 470505, 658707, 873795, 1097845, 1223313, 2038855, 2854397, 3293535, 6116565, 8563191, 14271985, 42815955]

約数ペア:

[(1, 42815955), (3, 14271985), (5, 8563191), (7, 6116565), (13, 3293535), (15, 2854397), (21, 2038855), (35, 1223313), (39, 1097845), (49, 873795), (65, 658707), (91, 470505), (105, 407771), (147, 291265), (195, 219569), (245, 174759), (273, 156835), (455, 94101), (637, 67215), (735, 58253), (1365, 31367), (1911, 22405), (3185, 13443), (4481, 9555)]