28073401538

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{54679}}^1$

素因数の和:54752

約数の個数: 72

約数和(自身を含む): 54755239680

約数和(自身を除く): 26681838142

約数列:

[1, 2, 7, 13, 14, 26, 31, 49, 62, 91, 98, 169, 182, 217, 338, 403, 434, 637, 806, 1183, 1274, 1519, 2366, 2821, 3038, 5239, 5642, 8281, 10478, 16562, 19747, 36673, 39494, 54679, 73346, 109358, 256711, 382753, 513422, 710827, 765506, 1421654, 1695049, 2679271, 3390098, 4975789, 5358542, 9240751, 9951578, 11865343, 18481502, 22035637, 23730686, 34830523, 44071274, 64685257, 69661046, 83057401, 129370514, 154249459, 166114802, 286463281, 308498918, 452796799, 572926562, 905593598, 1079746213, 2005242967, 2159492426, 4010485934, 14036700769, 28073401538]

約数ペア:

[(1, 28073401538), (2, 14036700769), (7, 4010485934), (13, 2159492426), (14, 2005242967), (26, 1079746213), (31, 905593598), (49, 572926562), (62, 452796799), (91, 308498918), (98, 286463281), (169, 166114802), (182, 154249459), (217, 129370514), (338, 83057401), (403, 69661046), (434, 64685257), (637, 44071274), (806, 34830523), (1183, 23730686), (1274, 22035637), (1519, 18481502), (2366, 11865343), (2821, 9951578), (3038, 9240751), (5239, 5358542), (5642, 4975789), (8281, 3390098), (10478, 2679271), (16562, 1695049), (19747, 1421654), (36673, 765506), (39494, 710827), (54679, 513422), (73346, 382753), (109358, 256711)]