28886528

素因数分解:

$2^9\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1$

素因数の和:275

約数の個数: 80

約数和(自身を含む): 65995776

約数和(自身を除く): 37109248

約数列:

[1, 2, 4, 8, 11, 16, 22, 23, 32, 44, 46, 64, 88, 92, 128, 176, 184, 223, 253, 256, 352, 368, 446, 506, 512, 704, 736, 892, 1012, 1408, 1472, 1784, 2024, 2453, 2816, 2944, 3568, 4048, 4906, 5129, 5632, 5888, 7136, 8096, 9812, 10258, 11776, 14272, 16192, 19624, 20516, 28544, 32384, 39248, 41032, 56419, 57088, 64768, 78496, 82064, 112838, 114176, 129536, 156992, 164128, 225676, 313984, 328256, 451352, 627968, 656512, 902704, 1255936, 1313024, 1805408, 2626048, 3610816, 7221632, 14443264, 28886528]

約数ペア:

[(1, 28886528), (2, 14443264), (4, 7221632), (8, 3610816), (11, 2626048), (16, 1805408), (22, 1313024), (23, 1255936), (32, 902704), (44, 656512), (46, 627968), (64, 451352), (88, 328256), (92, 313984), (128, 225676), (176, 164128), (184, 156992), (223, 129536), (253, 114176), (256, 112838), (352, 82064), (368, 78496), (446, 64768), (506, 57088), (512, 56419), (704, 41032), (736, 39248), (892, 32384), (1012, 28544), (1408, 20516), (1472, 19624), (1784, 16192), (2024, 14272), (2453, 11776), (2816, 10258), (2944, 9812), (3568, 8096), (4048, 7136), (4906, 5888), (5129, 5632)]