8555358

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1$

素因数の和:253

約数の個数: 64

約数和(自身を含む): 21012480

約数和(自身を除く): 12457122

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 71, 114, 133, 142, 151, 213, 266, 302, 399, 426, 453, 497, 798, 906, 994, 1057, 1349, 1491, 2114, 2698, 2869, 2982, 3171, 4047, 5738, 6342, 8094, 8607, 9443, 10721, 17214, 18886, 20083, 21442, 28329, 32163, 40166, 56658, 60249, 64326, 75047, 120498, 150094, 203699, 225141, 407398, 450282, 611097, 1222194, 1425893, 2851786, 4277679, 8555358]

約数ペア:

[(1, 8555358), (2, 4277679), (3, 2851786), (6, 1425893), (7, 1222194), (14, 611097), (19, 450282), (21, 407398), (38, 225141), (42, 203699), (57, 150094), (71, 120498), (114, 75047), (133, 64326), (142, 60249), (151, 56658), (213, 40166), (266, 32163), (302, 28329), (399, 21442), (426, 20083), (453, 18886), (497, 17214), (798, 10721), (906, 9443), (994, 8607), (1057, 8094), (1349, 6342), (1491, 5738), (2114, 4047), (2698, 3171), (2869, 2982)]