1388897964

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^2\times {\mathrm{72931}}^1$

素因数の和:72987

約数の個数: 54

約数和(自身を含む): 3670157036

約数和(自身を除く): 2281259072

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 207, 276, 414, 529, 828, 1058, 1587, 2116, 3174, 4761, 6348, 9522, 19044, 72931, 145862, 218793, 291724, 437586, 656379, 875172, 1312758, 1677413, 2625516, 3354826, 5032239, 6709652, 10064478, 15096717, 20128956, 30193434, 38580499, 60386868, 77160998, 115741497, 154321996, 231482994, 347224491, 462965988, 694448982, 1388897964]

約数ペア:

[(1, 1388897964), (2, 694448982), (3, 462965988), (4, 347224491), (6, 231482994), (9, 154321996), (12, 115741497), (18, 77160998), (23, 60386868), (36, 38580499), (46, 30193434), (69, 20128956), (92, 15096717), (138, 10064478), (207, 6709652), (276, 5032239), (414, 3354826), (529, 2625516), (828, 1677413), (1058, 1312758), (1587, 875172), (2116, 656379), (3174, 437586), (4761, 291724), (6348, 218793), (9522, 145862), (19044, 72931)]