2143239938

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{283}}^1\times {\mathrm{401}}^1$

素因数の和:783

約数の個数: 64

約数和(自身を含む): 3945646080

約数和(自身を除く): 1802406142

約数列:

[1, 2, 7, 14, 19, 38, 71, 133, 142, 266, 283, 401, 497, 566, 802, 994, 1349, 1981, 2698, 2807, 3962, 5377, 5614, 7619, 9443, 10754, 15238, 18886, 20093, 28471, 37639, 40186, 53333, 56942, 75278, 106666, 113483, 140651, 199297, 226966, 281302, 381767, 398594, 540949, 763534, 794381, 1081898, 1588762, 2156177, 2672369, 3786643, 4312354, 5344738, 7573286, 8057293, 15093239, 16114586, 30186478, 56401051, 112802102, 153088567, 306177134, 1071619969, 2143239938]

約数ペア:

[(1, 2143239938), (2, 1071619969), (7, 306177134), (14, 153088567), (19, 112802102), (38, 56401051), (71, 30186478), (133, 16114586), (142, 15093239), (266, 8057293), (283, 7573286), (401, 5344738), (497, 4312354), (566, 3786643), (802, 2672369), (994, 2156177), (1349, 1588762), (1981, 1081898), (2698, 794381), (2807, 763534), (3962, 540949), (5377, 398594), (5614, 381767), (7619, 281302), (9443, 226966), (10754, 199297), (15238, 140651), (18886, 113483), (20093, 106666), (28471, 75278), (37639, 56942), (40186, 53333)]