31288364

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{397}}^1$

素因数の和:498

約数の個数: 48

約数和(自身を含む): 62183520

約数和(自身を除く): 30895156

約数列:

[1, 2, 4, 17, 19, 34, 38, 61, 68, 76, 122, 244, 323, 397, 646, 794, 1037, 1159, 1292, 1588, 2074, 2318, 4148, 4636, 6749, 7543, 13498, 15086, 19703, 24217, 26996, 30172, 39406, 48434, 78812, 96868, 128231, 256462, 411689, 460123, 512924, 823378, 920246, 1646756, 1840492, 7822091, 15644182, 31288364]

約数ペア:

[(1, 31288364), (2, 15644182), (4, 7822091), (17, 1840492), (19, 1646756), (34, 920246), (38, 823378), (61, 512924), (68, 460123), (76, 411689), (122, 256462), (244, 128231), (323, 96868), (397, 78812), (646, 48434), (794, 39406), (1037, 30172), (1159, 26996), (1292, 24217), (1588, 19703), (2074, 15086), (2318, 13498), (4148, 7543), (4636, 6749)]