651222

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1$

素因数の和:66

約数の個数: 72

約数和(自身を含む): 1742832

約数和(自身を除く): 1091610

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 23, 26, 33, 39, 46, 66, 69, 78, 99, 117, 121, 138, 143, 198, 207, 234, 242, 253, 286, 299, 363, 414, 429, 506, 598, 726, 759, 858, 897, 1089, 1287, 1518, 1573, 1794, 2178, 2277, 2574, 2691, 2783, 3146, 3289, 4554, 4719, 5382, 5566, 6578, 8349, 9438, 9867, 14157, 16698, 19734, 25047, 28314, 29601, 36179, 50094, 59202, 72358, 108537, 217074, 325611, 651222]

約数ペア:

[(1, 651222), (2, 325611), (3, 217074), (6, 108537), (9, 72358), (11, 59202), (13, 50094), (18, 36179), (22, 29601), (23, 28314), (26, 25047), (33, 19734), (39, 16698), (46, 14157), (66, 9867), (69, 9438), (78, 8349), (99, 6578), (117, 5566), (121, 5382), (138, 4719), (143, 4554), (198, 3289), (207, 3146), (234, 2783), (242, 2691), (253, 2574), (286, 2277), (299, 2178), (363, 1794), (414, 1573), (429, 1518), (506, 1287), (598, 1089), (726, 897), (759, 858)]