655236351

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1$

素因数の和:314

約数の個数: 128

約数和(自身を含む): 1287290880

約数和(自身を除く): 632054529

約数列:

[1, 3, 7, 9, 11, 21, 23, 27, 33, 63, 69, 71, 77, 99, 161, 189, 193, 207, 213, 231, 253, 297, 483, 497, 579, 621, 639, 693, 759, 781, 1351, 1449, 1491, 1633, 1737, 1771, 1917, 2079, 2123, 2277, 2343, 4053, 4347, 4439, 4473, 4899, 5211, 5313, 5467, 6369, 6831, 7029, 11431, 12159, 13317, 13419, 13703, 14697, 14861, 15939, 16401, 17963, 19107, 21087, 31073, 34293, 36477, 39951, 41109, 44091, 44583, 47817, 48829, 49203, 53889, 57321, 93219, 95921, 102879, 119853, 123327, 125741, 133749, 146487, 147609, 150733, 161667, 279657, 287763, 308637, 315169, 341803, 369981, 377223, 401247, 439461, 452199, 485001, 838971, 863289, 945507, 1025409, 1055131, 1131669, 1318383, 1356597, 2206183, 2589867, 2836521, 3076227, 3165393, 3395007, 3466859, 4069791, 6618549, 8509563, 9228681, 9496179, 10400577, 19855647, 24268013, 28488537, 31201731, 59566941, 72804039, 93605193, 218412117, 655236351]

約数ペア:

[(1, 655236351), (3, 218412117), (7, 93605193), (9, 72804039), (11, 59566941), (21, 31201731), (23, 28488537), (27, 24268013), (33, 19855647), (63, 10400577), (69, 9496179), (71, 9228681), (77, 8509563), (99, 6618549), (161, 4069791), (189, 3466859), (193, 3395007), (207, 3165393), (213, 3076227), (231, 2836521), (253, 2589867), (297, 2206183), (483, 1356597), (497, 1318383), (579, 1131669), (621, 1055131), (639, 1025409), (693, 945507), (759, 863289), (781, 838971), (1351, 485001), (1449, 452199), (1491, 439461), (1633, 401247), (1737, 377223), (1771, 369981), (1917, 341803), (2079, 315169), (2123, 308637), (2277, 287763), (2343, 279657), (4053, 161667), (4347, 150733), (4439, 147609), (4473, 146487), (4899, 133749), (5211, 125741), (5313, 123327), (5467, 119853), (6369, 102879), (6831, 95921), (7029, 93219), (11431, 57321), (12159, 53889), (13317, 49203), (13419, 48829), (13703, 47817), (14697, 44583), (14861, 44091), (15939, 41109), (16401, 39951), (17963, 36477), (19107, 34293), (21087, 31073)]