128381344

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{44087}}^1$

素因数の和:44117

約数の個数: 48

約数和(自身を含む): 311084928

約数和(自身を除く): 182703584

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 182, 208, 224, 364, 416, 728, 1456, 2912, 44087, 88174, 176348, 308609, 352696, 573131, 617218, 705392, 1146262, 1234436, 1410784, 2292524, 2468872, 4011917, 4585048, 4937744, 8023834, 9170096, 9875488, 16047668, 18340192, 32095336, 64190672, 128381344]

約数ペア:

[(1, 128381344), (2, 64190672), (4, 32095336), (7, 18340192), (8, 16047668), (13, 9875488), (14, 9170096), (16, 8023834), (26, 4937744), (28, 4585048), (32, 4011917), (52, 2468872), (56, 2292524), (91, 1410784), (104, 1234436), (112, 1146262), (182, 705392), (208, 617218), (224, 573131), (364, 352696), (416, 308609), (728, 176348), (1456, 88174), (2912, 44087)]