28894976

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1$

素因数の和:389

約数の個数: 72

約数和(自身を含む): 65146368

約数和(自身を除く): 36251392

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 32, 44, 62, 64, 88, 124, 128, 176, 248, 256, 331, 341, 352, 496, 662, 682, 704, 992, 1324, 1364, 1408, 1984, 2648, 2728, 2816, 3641, 3968, 5296, 5456, 7282, 7936, 10261, 10592, 10912, 14564, 20522, 21184, 21824, 29128, 41044, 42368, 43648, 58256, 82088, 84736, 87296, 112871, 116512, 164176, 225742, 233024, 328352, 451484, 466048, 656704, 902968, 932096, 1313408, 1805936, 2626816, 3611872, 7223744, 14447488, 28894976]

約数ペア:

[(1, 28894976), (2, 14447488), (4, 7223744), (8, 3611872), (11, 2626816), (16, 1805936), (22, 1313408), (31, 932096), (32, 902968), (44, 656704), (62, 466048), (64, 451484), (88, 328352), (124, 233024), (128, 225742), (176, 164176), (248, 116512), (256, 112871), (331, 87296), (341, 84736), (352, 82088), (496, 58256), (662, 43648), (682, 42368), (704, 41044), (992, 29128), (1324, 21824), (1364, 21184), (1408, 20522), (1984, 14564), (2648, 10912), (2728, 10592), (2816, 10261), (3641, 7936), (3968, 7282), (5296, 5456)]