30942681

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:230

約数の個数: 64

約数和(自身を含む): 55296000

約数和(自身を除く): 24353319

約数列:

[1, 3, 7, 11, 21, 29, 31, 33, 77, 87, 93, 149, 203, 217, 231, 319, 341, 447, 609, 651, 899, 957, 1023, 1043, 1639, 2233, 2387, 2697, 3129, 4321, 4619, 4917, 6293, 6699, 7161, 9889, 11473, 12963, 13857, 18879, 29667, 30247, 32333, 34419, 47531, 50809, 69223, 90741, 96999, 133951, 142593, 152427, 207669, 332717, 355663, 401853, 937657, 998151, 1066989, 1473461, 2812971, 4420383, 10314227, 30942681]

約数ペア:

[(1, 30942681), (3, 10314227), (7, 4420383), (11, 2812971), (21, 1473461), (29, 1066989), (31, 998151), (33, 937657), (77, 401853), (87, 355663), (93, 332717), (149, 207669), (203, 152427), (217, 142593), (231, 133951), (319, 96999), (341, 90741), (447, 69223), (609, 50809), (651, 47531), (899, 34419), (957, 32333), (1023, 30247), (1043, 29667), (1639, 18879), (2233, 13857), (2387, 12963), (2697, 11473), (3129, 9889), (4321, 7161), (4619, 6699), (4917, 6293)]