30831878

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{773}}^1$

素因数の和:837

約数の個数: 48

約数和(自身を含む): 60353424

約数和(自身を除く): 29521546

約数列:

[1, 2, 7, 11, 14, 22, 37, 49, 74, 77, 98, 154, 259, 407, 518, 539, 773, 814, 1078, 1546, 1813, 2849, 3626, 5411, 5698, 8503, 10822, 17006, 19943, 28601, 37877, 39886, 57202, 59521, 75754, 119042, 200207, 314611, 400414, 416647, 629222, 833294, 1401449, 2202277, 2802898, 4404554, 15415939, 30831878]

約数ペア:

[(1, 30831878), (2, 15415939), (7, 4404554), (11, 2802898), (14, 2202277), (22, 1401449), (37, 833294), (49, 629222), (74, 416647), (77, 400414), (98, 314611), (154, 200207), (259, 119042), (407, 75754), (518, 59521), (539, 57202), (773, 39886), (814, 37877), (1078, 28601), (1546, 19943), (1813, 17006), (2849, 10822), (3626, 8503), (5411, 5698)]