28271408

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{859}}^1$

素因数の和:906

約数の個数: 60

約数和(自身を含む): 63824040

約数和(自身を除く): 35552632

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 34, 44, 68, 88, 121, 136, 176, 187, 242, 272, 374, 484, 748, 859, 968, 1496, 1718, 1936, 2057, 2992, 3436, 4114, 6872, 8228, 9449, 13744, 14603, 16456, 18898, 29206, 32912, 37796, 58412, 75592, 103939, 116824, 151184, 160633, 207878, 233648, 321266, 415756, 642532, 831512, 1285064, 1663024, 1766963, 2570128, 3533926, 7067852, 14135704, 28271408]

約数ペア:

[(1, 28271408), (2, 14135704), (4, 7067852), (8, 3533926), (11, 2570128), (16, 1766963), (17, 1663024), (22, 1285064), (34, 831512), (44, 642532), (68, 415756), (88, 321266), (121, 233648), (136, 207878), (176, 160633), (187, 151184), (242, 116824), (272, 103939), (374, 75592), (484, 58412), (748, 37796), (859, 32912), (968, 29206), (1496, 18898), (1718, 16456), (1936, 14603), (2057, 13744), (2992, 9449), (3436, 8228), (4114, 6872)]