81691974

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{941}}^1$

素因数の和:1022

約数の個数: 96

約数和(自身を含む): 222191424

約数和(自身を除く): 140499450

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 53, 63, 78, 91, 106, 117, 126, 159, 182, 234, 273, 318, 371, 477, 546, 689, 742, 819, 941, 954, 1113, 1378, 1638, 1882, 2067, 2226, 2823, 3339, 4134, 4823, 5646, 6201, 6587, 6678, 8469, 9646, 12233, 12402, 13174, 14469, 16938, 19761, 24466, 28938, 36699, 39522, 43407, 49873, 59283, 73398, 85631, 86814, 99746, 110097, 118566, 149619, 171262, 220194, 256893, 299238, 349111, 448857, 513786, 648349, 698222, 770679, 897714, 1047333, 1296698, 1541358, 1945047, 2094666, 3141999, 3890094, 4538443, 5835141, 6283998, 9076886, 11670282, 13615329, 27230658, 40845987, 81691974]

約数ペア:

[(1, 81691974), (2, 40845987), (3, 27230658), (6, 13615329), (7, 11670282), (9, 9076886), (13, 6283998), (14, 5835141), (18, 4538443), (21, 3890094), (26, 3141999), (39, 2094666), (42, 1945047), (53, 1541358), (63, 1296698), (78, 1047333), (91, 897714), (106, 770679), (117, 698222), (126, 648349), (159, 513786), (182, 448857), (234, 349111), (273, 299238), (318, 256893), (371, 220194), (477, 171262), (546, 149619), (689, 118566), (742, 110097), (819, 99746), (941, 86814), (954, 85631), (1113, 73398), (1378, 59283), (1638, 49873), (1882, 43407), (2067, 39522), (2226, 36699), (2823, 28938), (3339, 24466), (4134, 19761), (4823, 16938), (5646, 14469), (6201, 13174), (6587, 12402), (6678, 12233), (8469, 9646)]