247784964

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{7951}}^1$

素因数の和:8025

約数の個数: 72

約数和(自身を含む): 685335168

約数和(自身を除く): 437550204

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 53, 84, 98, 106, 147, 159, 196, 212, 294, 318, 371, 588, 636, 742, 1113, 1484, 2226, 2597, 4452, 5194, 7791, 7951, 10388, 15582, 15902, 23853, 31164, 31804, 47706, 55657, 95412, 111314, 166971, 222628, 333942, 389599, 421403, 667884, 779198, 842806, 1168797, 1264209, 1558396, 1685612, 2337594, 2528418, 2949821, 4675188, 5056836, 5899642, 8849463, 11799284, 17698926, 20648747, 35397852, 41297494, 61946241, 82594988, 123892482, 247784964]

約数ペア:

[(1, 247784964), (2, 123892482), (3, 82594988), (4, 61946241), (6, 41297494), (7, 35397852), (12, 20648747), (14, 17698926), (21, 11799284), (28, 8849463), (42, 5899642), (49, 5056836), (53, 4675188), (84, 2949821), (98, 2528418), (106, 2337594), (147, 1685612), (159, 1558396), (196, 1264209), (212, 1168797), (294, 842806), (318, 779198), (371, 667884), (588, 421403), (636, 389599), (742, 333942), (1113, 222628), (1484, 166971), (2226, 111314), (2597, 95412), (4452, 55657), (5194, 47706), (7791, 31804), (7951, 31164), (10388, 23853), (15582, 15902)]