221485198

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^2\times {\mathrm{53}}^1\times {\mathrm{113}}^1$

素因数の和:261

約数の個数: 48

約数和(自身を含む): 381844368

約数和(自身を除く): 160359170

約数列:

[1, 2, 11, 22, 41, 53, 82, 106, 113, 226, 451, 583, 902, 1166, 1243, 1681, 2173, 2486, 3362, 4346, 4633, 5989, 9266, 11978, 18491, 23903, 36982, 47806, 50963, 65879, 89093, 101926, 131758, 178186, 189953, 245549, 379906, 491098, 980023, 1960046, 2089483, 2701039, 4178966, 5402078, 10067509, 20135018, 110742599, 221485198]

約数ペア:

[(1, 221485198), (2, 110742599), (11, 20135018), (22, 10067509), (41, 5402078), (53, 4178966), (82, 2701039), (106, 2089483), (113, 1960046), (226, 980023), (451, 491098), (583, 379906), (902, 245549), (1166, 189953), (1243, 178186), (1681, 131758), (2173, 101926), (2486, 89093), (3362, 65879), (4346, 50963), (4633, 47806), (5989, 36982), (9266, 23903), (11978, 18491)]