278060442

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1\times {\mathrm{487}}^1$

素因数の和:755

約数の個数: 64

約数和(自身を含む): 625701888

約数和(自身を除く): 347641446

約数列:

[1, 2, 3, 6, 11, 22, 33, 41, 66, 82, 123, 211, 246, 422, 451, 487, 633, 902, 974, 1266, 1353, 1461, 2321, 2706, 2922, 4642, 5357, 6963, 8651, 10714, 13926, 16071, 17302, 19967, 25953, 32142, 39934, 51906, 59901, 95161, 102757, 119802, 190322, 205514, 219637, 285483, 308271, 439274, 570966, 616542, 658911, 1130327, 1317822, 2260654, 3390981, 4213037, 6781962, 8426074, 12639111, 25278222, 46343407, 92686814, 139030221, 278060442]

約数ペア:

[(1, 278060442), (2, 139030221), (3, 92686814), (6, 46343407), (11, 25278222), (22, 12639111), (33, 8426074), (41, 6781962), (66, 4213037), (82, 3390981), (123, 2260654), (211, 1317822), (246, 1130327), (422, 658911), (451, 616542), (487, 570966), (633, 439274), (902, 308271), (974, 285483), (1266, 219637), (1353, 205514), (1461, 190322), (2321, 119802), (2706, 102757), (2922, 95161), (4642, 59901), (5357, 51906), (6963, 39934), (8651, 32142), (10714, 25953), (13926, 19967), (16071, 17302)]