28218148

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1019}}^1$

素因数の和:1096

約数の個数: 48

約数和(自身を含む): 60318720

約数和(自身を除く): 32100572

約数列:

[1, 2, 4, 7, 14, 23, 28, 43, 46, 86, 92, 161, 172, 301, 322, 602, 644, 989, 1019, 1204, 1978, 2038, 3956, 4076, 6923, 7133, 13846, 14266, 23437, 27692, 28532, 43817, 46874, 87634, 93748, 164059, 175268, 306719, 328118, 613438, 656236, 1007791, 1226876, 2015582, 4031164, 7054537, 14109074, 28218148]

約数ペア:

[(1, 28218148), (2, 14109074), (4, 7054537), (7, 4031164), (14, 2015582), (23, 1226876), (28, 1007791), (43, 656236), (46, 613438), (86, 328118), (92, 306719), (161, 175268), (172, 164059), (301, 93748), (322, 87634), (602, 46874), (644, 43817), (989, 28532), (1019, 27692), (1204, 23437), (1978, 14266), (2038, 13846), (3956, 7133), (4076, 6923)]