394273256

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{3271}}^1$

素因数の和:3370

約数の個数: 64

約数和(自身を含む): 852028800

約数和(自身を除く): 457755544

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 61, 76, 104, 122, 152, 244, 247, 488, 494, 793, 988, 1159, 1586, 1976, 2318, 3172, 3271, 4636, 6344, 6542, 9272, 13084, 15067, 26168, 30134, 42523, 60268, 62149, 85046, 120536, 124298, 170092, 199531, 248596, 340184, 399062, 497192, 798124, 807937, 1596248, 1615874, 2593903, 3231748, 3791089, 5187806, 6463496, 7582178, 10375612, 15164356, 20751224, 30328712, 49284157, 98568314, 197136628, 394273256]

約数ペア:

[(1, 394273256), (2, 197136628), (4, 98568314), (8, 49284157), (13, 30328712), (19, 20751224), (26, 15164356), (38, 10375612), (52, 7582178), (61, 6463496), (76, 5187806), (104, 3791089), (122, 3231748), (152, 2593903), (244, 1615874), (247, 1596248), (488, 807937), (494, 798124), (793, 497192), (988, 399062), (1159, 340184), (1586, 248596), (1976, 199531), (2318, 170092), (3172, 124298), (3271, 120536), (4636, 85046), (6344, 62149), (6542, 60268), (9272, 42523), (13084, 30134), (15067, 26168)]