31716456

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{421}}^1$

素因数の和:546

約数の個数: 64

約数和(自身を含む): 82441920

約数和(自身を除く): 50725464

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 73, 86, 129, 146, 172, 219, 258, 292, 344, 421, 438, 516, 584, 842, 876, 1032, 1263, 1684, 1752, 2526, 3139, 3368, 5052, 6278, 9417, 10104, 12556, 18103, 18834, 25112, 30733, 36206, 37668, 54309, 61466, 72412, 75336, 92199, 108618, 122932, 144824, 184398, 217236, 245864, 368796, 434472, 737592, 1321519, 2643038, 3964557, 5286076, 7929114, 10572152, 15858228, 31716456]

約数ペア:

[(1, 31716456), (2, 15858228), (3, 10572152), (4, 7929114), (6, 5286076), (8, 3964557), (12, 2643038), (24, 1321519), (43, 737592), (73, 434472), (86, 368796), (129, 245864), (146, 217236), (172, 184398), (219, 144824), (258, 122932), (292, 108618), (344, 92199), (421, 75336), (438, 72412), (516, 61466), (584, 54309), (842, 37668), (876, 36206), (1032, 30733), (1263, 25112), (1684, 18834), (1752, 18103), (2526, 12556), (3139, 10104), (3368, 9417), (5052, 6278)]