1211045654

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{223}}^1\times {\mathrm{563}}^1$

素因数の和:861

約数の個数: 64

約数和(自身を含む): 2292240384

約数和(自身を除く): 1081194730

約数列:

[1, 2, 7, 13, 14, 26, 53, 91, 106, 182, 223, 371, 446, 563, 689, 742, 1126, 1378, 1561, 2899, 3122, 3941, 4823, 5798, 7319, 7882, 9646, 11819, 14638, 20293, 23638, 29839, 40586, 51233, 59678, 82733, 102466, 125549, 153647, 165466, 208873, 251098, 307294, 387907, 417746, 775814, 878843, 1075529, 1632137, 1757686, 2151058, 2715349, 3264274, 5430698, 6654097, 11424959, 13308194, 22849918, 46578679, 86503261, 93157358, 173006522, 605522827, 1211045654]

約数ペア:

[(1, 1211045654), (2, 605522827), (7, 173006522), (13, 93157358), (14, 86503261), (26, 46578679), (53, 22849918), (91, 13308194), (106, 11424959), (182, 6654097), (223, 5430698), (371, 3264274), (446, 2715349), (563, 2151058), (689, 1757686), (742, 1632137), (1126, 1075529), (1378, 878843), (1561, 775814), (2899, 417746), (3122, 387907), (3941, 307294), (4823, 251098), (5798, 208873), (7319, 165466), (7882, 153647), (9646, 125549), (11819, 102466), (14638, 82733), (20293, 59678), (23638, 51233), (29839, 40586)]