27571516

素因数分解:

$2^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:179

約数の個数: 72

約数和(自身を含む): 59524416

約数和(自身を除く): 31952900

約数列:

[1, 2, 4, 7, 14, 28, 41, 47, 49, 73, 82, 94, 98, 146, 164, 188, 196, 287, 292, 329, 511, 574, 658, 1022, 1148, 1316, 1927, 2009, 2044, 2303, 2993, 3431, 3577, 3854, 4018, 4606, 5986, 6862, 7154, 7708, 8036, 9212, 11972, 13489, 13724, 14308, 20951, 24017, 26978, 41902, 48034, 53956, 83804, 94423, 96068, 140671, 146657, 168119, 188846, 281342, 293314, 336238, 377692, 562684, 586628, 672476, 984697, 1969394, 3938788, 6892879, 13785758, 27571516]

約数ペア:

[(1, 27571516), (2, 13785758), (4, 6892879), (7, 3938788), (14, 1969394), (28, 984697), (41, 672476), (47, 586628), (49, 562684), (73, 377692), (82, 336238), (94, 293314), (98, 281342), (146, 188846), (164, 168119), (188, 146657), (196, 140671), (287, 96068), (292, 94423), (329, 83804), (511, 53956), (574, 48034), (658, 41902), (1022, 26978), (1148, 24017), (1316, 20951), (1927, 14308), (2009, 13724), (2044, 13489), (2303, 11972), (2993, 9212), (3431, 8036), (3577, 7708), (3854, 7154), (4018, 6862), (4606, 5986)]