28408572

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1013}}^1$

素因数の和:1083

約数の個数: 72

約数和(自身を含む): 77510160

約数和(自身を除く): 49101588

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 41, 57, 76, 82, 114, 123, 164, 171, 228, 246, 342, 369, 492, 684, 738, 779, 1013, 1476, 1558, 2026, 2337, 3039, 3116, 4052, 4674, 6078, 7011, 9117, 9348, 12156, 14022, 18234, 19247, 28044, 36468, 38494, 41533, 57741, 76988, 83066, 115482, 124599, 166132, 173223, 230964, 249198, 346446, 373797, 498396, 692892, 747594, 789127, 1495188, 1578254, 2367381, 3156508, 4734762, 7102143, 9469524, 14204286, 28408572]

約数ペア:

[(1, 28408572), (2, 14204286), (3, 9469524), (4, 7102143), (6, 4734762), (9, 3156508), (12, 2367381), (18, 1578254), (19, 1495188), (36, 789127), (38, 747594), (41, 692892), (57, 498396), (76, 373797), (82, 346446), (114, 249198), (123, 230964), (164, 173223), (171, 166132), (228, 124599), (246, 115482), (342, 83066), (369, 76988), (492, 57741), (684, 41533), (738, 38494), (779, 36468), (1013, 28044), (1476, 19247), (1558, 18234), (2026, 14022), (2337, 12156), (3039, 9348), (3116, 9117), (4052, 7011), (4674, 6078)]