215534865

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{157901}}^1$

素因数の和:157929

約数の個数: 32

約数和(自身を含む): 424440576

約数和(自身を除く): 208905711

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 273, 455, 1365, 157901, 473703, 789505, 1105307, 2052713, 2368515, 3315921, 5526535, 6158139, 10263565, 14368991, 16579605, 30790695, 43106973, 71844955, 215534865]

約数ペア:

[(1, 215534865), (3, 71844955), (5, 43106973), (7, 30790695), (13, 16579605), (15, 14368991), (21, 10263565), (35, 6158139), (39, 5526535), (65, 3315921), (91, 2368515), (105, 2052713), (195, 1105307), (273, 789505), (455, 473703), (1365, 157901)]