12878516

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{401}}^1$

素因数の和:480

約数の個数: 48

約数和(自身を含む): 27374592

約数和(自身を除く): 14496076

約数列:

[1, 2, 4, 7, 14, 28, 31, 37, 62, 74, 124, 148, 217, 259, 401, 434, 518, 802, 868, 1036, 1147, 1604, 2294, 2807, 4588, 5614, 8029, 11228, 12431, 14837, 16058, 24862, 29674, 32116, 49724, 59348, 87017, 103859, 174034, 207718, 348068, 415436, 459947, 919894, 1839788, 3219629, 6439258, 12878516]

約数ペア:

[(1, 12878516), (2, 6439258), (4, 3219629), (7, 1839788), (14, 919894), (28, 459947), (31, 415436), (37, 348068), (62, 207718), (74, 174034), (124, 103859), (148, 87017), (217, 59348), (259, 49724), (401, 32116), (434, 29674), (518, 24862), (802, 16058), (868, 14837), (1036, 12431), (1147, 11228), (1604, 8029), (2294, 5614), (2807, 4588)]