31029804

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1$

素因数の和:221

約数の個数: 120

約数和(自身を含む): 89646480

約数和(自身を除く): 58616676

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 53, 54, 78, 81, 106, 108, 117, 139, 156, 159, 162, 212, 234, 278, 318, 324, 351, 417, 468, 477, 556, 636, 689, 702, 834, 954, 1053, 1251, 1378, 1404, 1431, 1668, 1807, 1908, 2067, 2106, 2502, 2756, 2862, 3614, 3753, 4134, 4212, 4293, 5004, 5421, 5724, 6201, 7228, 7367, 7506, 8268, 8586, 10842, 11259, 12402, 14734, 15012, 16263, 17172, 18603, 21684, 22101, 22518, 24804, 29468, 32526, 37206, 44202, 45036, 48789, 55809, 65052, 66303, 74412, 88404, 95771, 97578, 111618, 132606, 146367, 191542, 195156, 198909, 223236, 265212, 287313, 292734, 383084, 397818, 574626, 585468, 596727, 795636, 861939, 1149252, 1193454, 1723878, 2386908, 2585817, 3447756, 5171634, 7757451, 10343268, 15514902, 31029804]

約数ペア:

[(1, 31029804), (2, 15514902), (3, 10343268), (4, 7757451), (6, 5171634), (9, 3447756), (12, 2585817), (13, 2386908), (18, 1723878), (26, 1193454), (27, 1149252), (36, 861939), (39, 795636), (52, 596727), (53, 585468), (54, 574626), (78, 397818), (81, 383084), (106, 292734), (108, 287313), (117, 265212), (139, 223236), (156, 198909), (159, 195156), (162, 191542), (212, 146367), (234, 132606), (278, 111618), (318, 97578), (324, 95771), (351, 88404), (417, 74412), (468, 66303), (477, 65052), (556, 55809), (636, 48789), (689, 45036), (702, 44202), (834, 37206), (954, 32526), (1053, 29468), (1251, 24804), (1378, 22518), (1404, 22101), (1431, 21684), (1668, 18603), (1807, 17172), (1908, 16263), (2067, 15012), (2106, 14734), (2502, 12402), (2756, 11259), (2862, 10842), (3614, 8586), (3753, 8268), (4134, 7506), (4212, 7367), (4293, 7228), (5004, 6201), (5421, 5724)]