223395844

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{1453}}^1$

素因数の和:1517

約数の個数: 72

約数和(自身を含む): 499943360

約数和(自身を除く): 276547516

約数列:

[1, 2, 4, 7, 14, 17, 19, 28, 34, 38, 68, 76, 119, 133, 238, 266, 289, 323, 476, 532, 578, 646, 1156, 1292, 1453, 2023, 2261, 2906, 4046, 4522, 5491, 5812, 8092, 9044, 10171, 10982, 20342, 21964, 24701, 27607, 38437, 40684, 49402, 55214, 76874, 98804, 110428, 153748, 172907, 193249, 345814, 386498, 419917, 469319, 691628, 772996, 839834, 938638, 1679668, 1877276, 2939419, 3285233, 5878838, 6570466, 7978423, 11757676, 13140932, 15956846, 31913692, 55848961, 111697922, 223395844]

約数ペア:

[(1, 223395844), (2, 111697922), (4, 55848961), (7, 31913692), (14, 15956846), (17, 13140932), (19, 11757676), (28, 7978423), (34, 6570466), (38, 5878838), (68, 3285233), (76, 2939419), (119, 1877276), (133, 1679668), (238, 938638), (266, 839834), (289, 772996), (323, 691628), (476, 469319), (532, 419917), (578, 386498), (646, 345814), (1156, 193249), (1292, 172907), (1453, 153748), (2023, 110428), (2261, 98804), (2906, 76874), (4046, 55214), (4522, 49402), (5491, 40684), (5812, 38437), (8092, 27607), (9044, 24701), (10171, 21964), (10982, 20342)]