28386948

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{557}}^1$

素因数の和:732

約数の個数: 48

約数和(自身を含む): 68995584

約数和(自身を除く): 40608636

約数列:

[1, 2, 3, 4, 6, 12, 31, 62, 93, 124, 137, 186, 274, 372, 411, 548, 557, 822, 1114, 1644, 1671, 2228, 3342, 4247, 6684, 8494, 12741, 16988, 17267, 25482, 34534, 50964, 51801, 69068, 76309, 103602, 152618, 207204, 228927, 305236, 457854, 915708, 2365579, 4731158, 7096737, 9462316, 14193474, 28386948]

約数ペア:

[(1, 28386948), (2, 14193474), (3, 9462316), (4, 7096737), (6, 4731158), (12, 2365579), (31, 915708), (62, 457854), (93, 305236), (124, 228927), (137, 207204), (186, 152618), (274, 103602), (372, 76309), (411, 69068), (548, 51801), (557, 50964), (822, 34534), (1114, 25482), (1644, 17267), (1671, 16988), (2228, 12741), (3342, 8494), (4247, 6684)]