3988215

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1151}}^1$

素因数の和:1180

約数の個数: 48

約数和(自身を含む): 8626176

約数和(自身を除く): 4637961

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 33, 35, 45, 55, 63, 77, 99, 105, 165, 231, 315, 385, 495, 693, 1151, 1155, 3453, 3465, 5755, 8057, 10359, 12661, 17265, 24171, 37983, 40285, 51795, 63305, 72513, 88627, 113949, 120855, 189915, 265881, 362565, 443135, 569745, 797643, 1329405, 3988215]

約数ペア:

[(1, 3988215), (3, 1329405), (5, 797643), (7, 569745), (9, 443135), (11, 362565), (15, 265881), (21, 189915), (33, 120855), (35, 113949), (45, 88627), (55, 72513), (63, 63305), (77, 51795), (99, 40285), (105, 37983), (165, 24171), (231, 17265), (315, 12661), (385, 10359), (495, 8057), (693, 5755), (1151, 3465), (1155, 3453)]