4721444

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1$

素因数の和:157

約数の個数: 72

約数和(自身を含む): 11060280

約数和(自身を除く): 6338836

約数列:

[1, 2, 4, 7, 13, 14, 17, 26, 28, 34, 49, 52, 68, 91, 98, 109, 119, 182, 196, 218, 221, 238, 364, 436, 442, 476, 637, 763, 833, 884, 1274, 1417, 1526, 1547, 1666, 1853, 2548, 2834, 3052, 3094, 3332, 3706, 5341, 5668, 6188, 7412, 9919, 10682, 10829, 12971, 19838, 21364, 21658, 24089, 25942, 39676, 43316, 48178, 51884, 69433, 90797, 96356, 138866, 168623, 181594, 277732, 337246, 363188, 674492, 1180361, 2360722, 4721444]

約数ペア:

[(1, 4721444), (2, 2360722), (4, 1180361), (7, 674492), (13, 363188), (14, 337246), (17, 277732), (26, 181594), (28, 168623), (34, 138866), (49, 96356), (52, 90797), (68, 69433), (91, 51884), (98, 48178), (109, 43316), (119, 39676), (182, 25942), (196, 24089), (218, 21658), (221, 21364), (238, 19838), (364, 12971), (436, 10829), (442, 10682), (476, 9919), (637, 7412), (763, 6188), (833, 5668), (884, 5341), (1274, 3706), (1417, 3332), (1526, 3094), (1547, 3052), (1666, 2834), (1853, 2548)]