251091288

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{71171}}^1$

素因数の和:71197

約数の個数: 72

約数和(自身を含む): 791076780

約数和(自身を除く): 539985492

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 49, 56, 63, 72, 84, 98, 126, 147, 168, 196, 252, 294, 392, 441, 504, 588, 882, 1176, 1764, 3528, 71171, 142342, 213513, 284684, 427026, 498197, 569368, 640539, 854052, 996394, 1281078, 1494591, 1708104, 1992788, 2562156, 2989182, 3487379, 3985576, 4483773, 5124312, 5978364, 6974758, 8967546, 10462137, 11956728, 13949516, 17935092, 20924274, 27899032, 31386411, 35870184, 41848548, 62772822, 83697096, 125545644, 251091288]

約数ペア:

[(1, 251091288), (2, 125545644), (3, 83697096), (4, 62772822), (6, 41848548), (7, 35870184), (8, 31386411), (9, 27899032), (12, 20924274), (14, 17935092), (18, 13949516), (21, 11956728), (24, 10462137), (28, 8967546), (36, 6974758), (42, 5978364), (49, 5124312), (56, 4483773), (63, 3985576), (72, 3487379), (84, 2989182), (98, 2562156), (126, 1992788), (147, 1708104), (168, 1494591), (196, 1281078), (252, 996394), (294, 854052), (392, 640539), (441, 569368), (504, 498197), (588, 427026), (882, 284684), (1176, 213513), (1764, 142342), (3528, 71171)]