28475172

素因数分解:

$2^2\times 3^3\times {\mathrm{11}}^2\times {\mathrm{2179}}^1$

素因数の和:2214

約数の個数: 72

約数和(自身を含む): 81183200

約数和(自身を除く): 52708028

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 44, 54, 66, 99, 108, 121, 132, 198, 242, 297, 363, 396, 484, 594, 726, 1089, 1188, 1452, 2178, 2179, 3267, 4356, 4358, 6534, 6537, 8716, 13068, 13074, 19611, 23969, 26148, 39222, 47938, 58833, 71907, 78444, 95876, 117666, 143814, 215721, 235332, 263659, 287628, 431442, 527318, 647163, 790977, 862884, 1054636, 1294326, 1581954, 2372931, 2588652, 3163908, 4745862, 7118793, 9491724, 14237586, 28475172]

約数ペア:

[(1, 28475172), (2, 14237586), (3, 9491724), (4, 7118793), (6, 4745862), (9, 3163908), (11, 2588652), (12, 2372931), (18, 1581954), (22, 1294326), (27, 1054636), (33, 862884), (36, 790977), (44, 647163), (54, 527318), (66, 431442), (99, 287628), (108, 263659), (121, 235332), (132, 215721), (198, 143814), (242, 117666), (297, 95876), (363, 78444), (396, 71907), (484, 58833), (594, 47938), (726, 39222), (1089, 26148), (1188, 23969), (1452, 19611), (2178, 13074), (2179, 13068), (3267, 8716), (4356, 6537), (4358, 6534)]