28392416

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{521}}^1$

素因数の和:675

約数の個数: 48

約数和(自身を含む): 60773328

約数和(自身を除く): 32380912

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 131, 208, 262, 416, 521, 524, 1042, 1048, 1703, 2084, 2096, 3406, 4168, 4192, 6773, 6812, 8336, 13546, 13624, 16672, 27092, 27248, 54184, 54496, 68251, 108368, 136502, 216736, 273004, 546008, 887263, 1092016, 1774526, 2184032, 3549052, 7098104, 14196208, 28392416]

約数ペア:

[(1, 28392416), (2, 14196208), (4, 7098104), (8, 3549052), (13, 2184032), (16, 1774526), (26, 1092016), (32, 887263), (52, 546008), (104, 273004), (131, 216736), (208, 136502), (262, 108368), (416, 68251), (521, 54496), (524, 54184), (1042, 27248), (1048, 27092), (1703, 16672), (2084, 13624), (2096, 13546), (3406, 8336), (4168, 6812), (4192, 6773)]