28973744

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1831}}^1$

素因数の和:1905

約数の個数: 40

約数和(自身を含む): 59972352

約数和(自身を除く): 30998608

約数列:

[1, 2, 4, 8, 16, 23, 43, 46, 86, 92, 172, 184, 344, 368, 688, 989, 1831, 1978, 3662, 3956, 7324, 7912, 14648, 15824, 29296, 42113, 78733, 84226, 157466, 168452, 314932, 336904, 629864, 673808, 1259728, 1810859, 3621718, 7243436, 14486872, 28973744]

約数ペア:

[(1, 28973744), (2, 14486872), (4, 7243436), (8, 3621718), (16, 1810859), (23, 1259728), (43, 673808), (46, 629864), (86, 336904), (92, 314932), (172, 168452), (184, 157466), (344, 84226), (368, 78733), (688, 42113), (989, 29296), (1831, 15824), (1978, 14648), (3662, 7912), (3956, 7324)]