289180728

素因数分解:

$2^3\times 3^2\times {\mathrm{71}}^1\times {\mathrm{56569}}^1$

素因数の和:56652

約数の個数: 48

約数和(自身を含む): 794242800

約数和(自身を除く): 505062072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 71, 72, 142, 213, 284, 426, 568, 639, 852, 1278, 1704, 2556, 5112, 56569, 113138, 169707, 226276, 339414, 452552, 509121, 678828, 1018242, 1357656, 2036484, 4016399, 4072968, 8032798, 12049197, 16065596, 24098394, 32131192, 36147591, 48196788, 72295182, 96393576, 144590364, 289180728]

約数ペア:

[(1, 289180728), (2, 144590364), (3, 96393576), (4, 72295182), (6, 48196788), (8, 36147591), (9, 32131192), (12, 24098394), (18, 16065596), (24, 12049197), (36, 8032798), (71, 4072968), (72, 4016399), (142, 2036484), (213, 1357656), (284, 1018242), (426, 678828), (568, 509121), (639, 452552), (852, 339414), (1278, 226276), (1704, 169707), (2556, 113138), (5112, 56569)]