28069382

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1$

素因数の和:356

約数の個数: 32

約数和(自身を含む): 47295360

約数和(自身を除く): 19225978

約数列:

[1, 2, 11, 22, 67, 134, 137, 139, 274, 278, 737, 1474, 1507, 1529, 3014, 3058, 9179, 9313, 18358, 18626, 19043, 38086, 100969, 102443, 201938, 204886, 209473, 418946, 1275881, 2551762, 14034691, 28069382]

約数ペア:

[(1, 28069382), (2, 14034691), (11, 2551762), (22, 1275881), (67, 418946), (134, 209473), (137, 204886), (139, 201938), (274, 102443), (278, 100969), (737, 38086), (1474, 19043), (1507, 18626), (1529, 18358), (3014, 9313), (3058, 9179)]