31486028

素因数分解:

$2^2\times 7^3\times {\mathrm{53}}^1\times {\mathrm{433}}^1$

素因数の和:511

約数の個数: 48

約数和(自身を含む): 65620800

約数和(自身を除く): 34134772

約数列:

[1, 2, 4, 7, 14, 28, 49, 53, 98, 106, 196, 212, 343, 371, 433, 686, 742, 866, 1372, 1484, 1732, 2597, 3031, 5194, 6062, 10388, 12124, 18179, 21217, 22949, 36358, 42434, 45898, 72716, 84868, 91796, 148519, 160643, 297038, 321286, 594076, 642572, 1124501, 2249002, 4498004, 7871507, 15743014, 31486028]

約数ペア:

[(1, 31486028), (2, 15743014), (4, 7871507), (7, 4498004), (14, 2249002), (28, 1124501), (49, 642572), (53, 594076), (98, 321286), (106, 297038), (196, 160643), (212, 148519), (343, 91796), (371, 84868), (433, 72716), (686, 45898), (742, 42434), (866, 36358), (1372, 22949), (1484, 21217), (1732, 18179), (2597, 12124), (3031, 10388), (5194, 6062)]