512792388

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{439}}^1\times {\mathrm{457}}^1$

素因数の和:977

約数の個数: 72

約数和(自身を含む): 1320359040

約数和(自身を除く): 807566652

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 142, 213, 284, 426, 439, 457, 639, 852, 878, 914, 1278, 1317, 1371, 1756, 1828, 2556, 2634, 2742, 3951, 4113, 5268, 5484, 7902, 8226, 15804, 16452, 31169, 32447, 62338, 64894, 93507, 97341, 124676, 129788, 187014, 194682, 200623, 280521, 292023, 374028, 389364, 401246, 561042, 584046, 601869, 802492, 1122084, 1168092, 1203738, 1805607, 2407476, 3611214, 7222428, 14244233, 28488466, 42732699, 56976932, 85465398, 128198097, 170930796, 256396194, 512792388]

約数ペア:

[(1, 512792388), (2, 256396194), (3, 170930796), (4, 128198097), (6, 85465398), (9, 56976932), (12, 42732699), (18, 28488466), (36, 14244233), (71, 7222428), (142, 3611214), (213, 2407476), (284, 1805607), (426, 1203738), (439, 1168092), (457, 1122084), (639, 802492), (852, 601869), (878, 584046), (914, 561042), (1278, 401246), (1317, 389364), (1371, 374028), (1756, 292023), (1828, 280521), (2556, 200623), (2634, 194682), (2742, 187014), (3951, 129788), (4113, 124676), (5268, 97341), (5484, 93507), (7902, 64894), (8226, 62338), (15804, 32447), (16452, 31169)]