2778446

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:89

約数の個数: 48

約数和(自身を含む): 5304960

約数和(自身を除く): 2526514

約数列:

[1, 2, 11, 17, 19, 22, 23, 34, 38, 46, 187, 209, 253, 289, 323, 374, 391, 418, 437, 506, 578, 646, 782, 874, 3179, 3553, 4301, 4807, 5491, 6358, 6647, 7106, 7429, 8602, 9614, 10982, 13294, 14858, 60401, 73117, 81719, 120802, 126293, 146234, 163438, 252586, 1389223, 2778446]

約数ペア:

[(1, 2778446), (2, 1389223), (11, 252586), (17, 163438), (19, 146234), (22, 126293), (23, 120802), (34, 81719), (38, 73117), (46, 60401), (187, 14858), (209, 13294), (253, 10982), (289, 9614), (323, 8602), (374, 7429), (391, 7106), (418, 6647), (437, 6358), (506, 5491), (578, 4807), (646, 4301), (782, 3553), (874, 3179)]