8139248

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{359}}^1$

素因数の和:489

約数の個数: 40

約数和(自身を含む): 17186400

約数和(自身を除く): 9047152

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 109, 208, 218, 359, 436, 718, 872, 1417, 1436, 1744, 2834, 2872, 4667, 5668, 5744, 9334, 11336, 18668, 22672, 37336, 39131, 74672, 78262, 156524, 313048, 508703, 626096, 1017406, 2034812, 4069624, 8139248]

約数ペア:

[(1, 8139248), (2, 4069624), (4, 2034812), (8, 1017406), (13, 626096), (16, 508703), (26, 313048), (52, 156524), (104, 78262), (109, 74672), (208, 39131), (218, 37336), (359, 22672), (436, 18668), (718, 11336), (872, 9334), (1417, 5744), (1436, 5668), (1744, 4667), (2834, 2872)]