31472028

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1759}}^1$

素因数の和:1847

約数の個数: 72

約数和(自身を含む): 92252160

約数和(自身を除く): 60780132

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 71, 84, 126, 142, 213, 252, 284, 426, 497, 639, 852, 994, 1278, 1491, 1759, 1988, 2556, 2982, 3518, 4473, 5277, 5964, 7036, 8946, 10554, 12313, 15831, 17892, 21108, 24626, 31662, 36939, 49252, 63324, 73878, 110817, 124889, 147756, 221634, 249778, 374667, 443268, 499556, 749334, 874223, 1124001, 1498668, 1748446, 2248002, 2622669, 3496892, 4496004, 5245338, 7868007, 10490676, 15736014, 31472028]

約数ペア:

[(1, 31472028), (2, 15736014), (3, 10490676), (4, 7868007), (6, 5245338), (7, 4496004), (9, 3496892), (12, 2622669), (14, 2248002), (18, 1748446), (21, 1498668), (28, 1124001), (36, 874223), (42, 749334), (63, 499556), (71, 443268), (84, 374667), (126, 249778), (142, 221634), (213, 147756), (252, 124889), (284, 110817), (426, 73878), (497, 63324), (639, 49252), (852, 36939), (994, 31662), (1278, 24626), (1491, 21108), (1759, 17892), (1988, 15831), (2556, 12313), (2982, 10554), (3518, 8946), (4473, 7036), (5277, 5964)]