4219215

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1$

素因数の和:320

約数の個数: 64

約数和(自身を含む): 9096192

約数和(自身を除く): 4876977

約数列:

[1, 3, 5, 7, 11, 13, 15, 21, 33, 35, 39, 55, 65, 77, 91, 105, 143, 165, 195, 231, 273, 281, 385, 429, 455, 715, 843, 1001, 1155, 1365, 1405, 1967, 2145, 3003, 3091, 3653, 4215, 5005, 5901, 9273, 9835, 10959, 15015, 15455, 18265, 21637, 25571, 29505, 40183, 46365, 54795, 64911, 76713, 108185, 120549, 127855, 200915, 281281, 324555, 383565, 602745, 843843, 1406405, 4219215]

約数ペア:

[(1, 4219215), (3, 1406405), (5, 843843), (7, 602745), (11, 383565), (13, 324555), (15, 281281), (21, 200915), (33, 127855), (35, 120549), (39, 108185), (55, 76713), (65, 64911), (77, 54795), (91, 46365), (105, 40183), (143, 29505), (165, 25571), (195, 21637), (231, 18265), (273, 15455), (281, 15015), (385, 10959), (429, 9835), (455, 9273), (715, 5901), (843, 5005), (1001, 4215), (1155, 3653), (1365, 3091), (1405, 3003), (1967, 2145)]