821782968

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{331}}^1$

素因数の和:489

約数の個数: 128

約数和(自身を含む): 2202992640

約数和(自身を除く): 1381209672

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 47, 62, 71, 93, 94, 124, 141, 142, 186, 188, 213, 248, 282, 284, 331, 372, 376, 426, 564, 568, 662, 744, 852, 993, 1128, 1324, 1457, 1704, 1986, 2201, 2648, 2914, 3337, 3972, 4371, 4402, 5828, 6603, 6674, 7944, 8742, 8804, 10011, 10261, 11656, 13206, 13348, 15557, 17484, 17608, 20022, 20522, 23501, 26412, 26696, 30783, 31114, 34968, 40044, 41044, 46671, 47002, 52824, 61566, 62228, 70503, 80088, 82088, 93342, 94004, 103447, 123132, 124456, 141006, 186684, 188008, 206894, 246264, 282012, 310341, 373368, 413788, 482267, 564024, 620682, 728531, 827576, 964534, 1104547, 1241364, 1446801, 1457062, 1929068, 2185593, 2209094, 2482728, 2893602, 2914124, 3313641, 3858136, 4371186, 4418188, 5787204, 5828248, 6627282, 8742372, 8836376, 11574408, 13254564, 17484744, 26509128, 34240957, 68481914, 102722871, 136963828, 205445742, 273927656, 410891484, 821782968]

約数ペア:

[(1, 821782968), (2, 410891484), (3, 273927656), (4, 205445742), (6, 136963828), (8, 102722871), (12, 68481914), (24, 34240957), (31, 26509128), (47, 17484744), (62, 13254564), (71, 11574408), (93, 8836376), (94, 8742372), (124, 6627282), (141, 5828248), (142, 5787204), (186, 4418188), (188, 4371186), (213, 3858136), (248, 3313641), (282, 2914124), (284, 2893602), (331, 2482728), (372, 2209094), (376, 2185593), (426, 1929068), (564, 1457062), (568, 1446801), (662, 1241364), (744, 1104547), (852, 964534), (993, 827576), (1128, 728531), (1324, 620682), (1457, 564024), (1704, 482267), (1986, 413788), (2201, 373368), (2648, 310341), (2914, 282012), (3337, 246264), (3972, 206894), (4371, 188008), (4402, 186684), (5828, 141006), (6603, 124456), (6674, 123132), (7944, 103447), (8742, 94004), (8804, 93342), (10011, 82088), (10261, 80088), (11656, 70503), (13206, 62228), (13348, 61566), (15557, 52824), (17484, 47002), (17608, 46671), (20022, 41044), (20522, 40044), (23501, 34968), (26412, 31114), (26696, 30783)]