447198990

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{304217}}^1$

素因数の和:304241

約数の個数: 48

約数和(自身を含む): 1248510672

約数和(自身を除く): 801311682

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1470, 304217, 608434, 912651, 1521085, 1825302, 2129519, 3042170, 4259038, 4563255, 6388557, 9126510, 10647595, 12777114, 14906633, 21295190, 29813266, 31942785, 44719899, 63885570, 74533165, 89439798, 149066330, 223599495, 447198990]

約数ペア:

[(1, 447198990), (2, 223599495), (3, 149066330), (5, 89439798), (6, 74533165), (7, 63885570), (10, 44719899), (14, 31942785), (15, 29813266), (21, 21295190), (30, 14906633), (35, 12777114), (42, 10647595), (49, 9126510), (70, 6388557), (98, 4563255), (105, 4259038), (147, 3042170), (210, 2129519), (245, 1825302), (294, 1521085), (490, 912651), (735, 608434), (1470, 304217)]