420969738

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{563}}^1\times {\mathrm{937}}^1$

素因数の和:1531

約数の個数: 64

約数和(自身を含む): 1015741440

約数和(自身を除く): 594771702

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 266, 399, 563, 798, 937, 1126, 1689, 1874, 2811, 3378, 3941, 5622, 6559, 7882, 10697, 11823, 13118, 17803, 19677, 21394, 23646, 32091, 35606, 39354, 53409, 64182, 74879, 106818, 124621, 149758, 224637, 249242, 373863, 449274, 527531, 747726, 1055062, 1582593, 3165186, 3692717, 7385434, 10023089, 11078151, 20046178, 22156302, 30069267, 60138534, 70161623, 140323246, 210484869, 420969738]

約数ペア:

[(1, 420969738), (2, 210484869), (3, 140323246), (6, 70161623), (7, 60138534), (14, 30069267), (19, 22156302), (21, 20046178), (38, 11078151), (42, 10023089), (57, 7385434), (114, 3692717), (133, 3165186), (266, 1582593), (399, 1055062), (563, 747726), (798, 527531), (937, 449274), (1126, 373863), (1689, 249242), (1874, 224637), (2811, 149758), (3378, 124621), (3941, 106818), (5622, 74879), (6559, 64182), (7882, 53409), (10697, 39354), (11823, 35606), (13118, 32091), (17803, 23646), (19677, 21394)]