13123012

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{239}}^1$

素因数の和:340

約数の個数: 48

約数和(自身を含む): 27578880

約数和(自身を除く): 14455868

約数列:

[1, 2, 4, 7, 14, 28, 37, 53, 74, 106, 148, 212, 239, 259, 371, 478, 518, 742, 956, 1036, 1484, 1673, 1961, 3346, 3922, 6692, 7844, 8843, 12667, 13727, 17686, 25334, 27454, 35372, 50668, 54908, 61901, 88669, 123802, 177338, 247604, 354676, 468679, 937358, 1874716, 3280753, 6561506, 13123012]

約数ペア:

[(1, 13123012), (2, 6561506), (4, 3280753), (7, 1874716), (14, 937358), (28, 468679), (37, 354676), (53, 247604), (74, 177338), (106, 123802), (148, 88669), (212, 61901), (239, 54908), (259, 50668), (371, 35372), (478, 27454), (518, 25334), (742, 17686), (956, 13727), (1036, 12667), (1484, 8843), (1673, 7844), (1961, 6692), (3346, 3922)]