31351726

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:169

約数の個数: 64

約数和(自身を含む): 59719680

約数和(自身を除く): 28367954

約数列:

[1, 2, 7, 14, 29, 31, 47, 53, 58, 62, 94, 106, 203, 217, 329, 371, 406, 434, 658, 742, 899, 1363, 1457, 1537, 1643, 1798, 2491, 2726, 2914, 3074, 3286, 4982, 6293, 9541, 10199, 10759, 11501, 12586, 17437, 19082, 20398, 21518, 23002, 34874, 42253, 47647, 72239, 77221, 84506, 95294, 144478, 154442, 295771, 333529, 505673, 540547, 591542, 667058, 1011346, 1081094, 2239409, 4478818, 15675863, 31351726]

約数ペア:

[(1, 31351726), (2, 15675863), (7, 4478818), (14, 2239409), (29, 1081094), (31, 1011346), (47, 667058), (53, 591542), (58, 540547), (62, 505673), (94, 333529), (106, 295771), (203, 154442), (217, 144478), (329, 95294), (371, 84506), (406, 77221), (434, 72239), (658, 47647), (742, 42253), (899, 34874), (1363, 23002), (1457, 21518), (1537, 20398), (1643, 19082), (1798, 17437), (2491, 12586), (2726, 11501), (2914, 10759), (3074, 10199), (3286, 9541), (4982, 6293)]