31191804

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{809}}^1$

素因数の和:849

約数の個数: 120

約数和(自身を含む): 98794080

約数和(自身を除く): 67602276

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 27, 28, 34, 36, 42, 51, 54, 63, 68, 81, 84, 102, 108, 119, 126, 153, 162, 189, 204, 238, 252, 306, 324, 357, 378, 459, 476, 567, 612, 714, 756, 809, 918, 1071, 1134, 1377, 1428, 1618, 1836, 2142, 2268, 2427, 2754, 3213, 3236, 4284, 4854, 5508, 5663, 6426, 7281, 9639, 9708, 11326, 12852, 13753, 14562, 16989, 19278, 21843, 22652, 27506, 29124, 33978, 38556, 41259, 43686, 50967, 55012, 65529, 67956, 82518, 87372, 96271, 101934, 123777, 131058, 152901, 165036, 192542, 203868, 247554, 262116, 288813, 305802, 371331, 385084, 458703, 495108, 577626, 611604, 742662, 866439, 917406, 1113993, 1155252, 1485324, 1732878, 1834812, 2227986, 2599317, 3465756, 4455972, 5198634, 7797951, 10397268, 15595902, 31191804]

約数ペア:

[(1, 31191804), (2, 15595902), (3, 10397268), (4, 7797951), (6, 5198634), (7, 4455972), (9, 3465756), (12, 2599317), (14, 2227986), (17, 1834812), (18, 1732878), (21, 1485324), (27, 1155252), (28, 1113993), (34, 917406), (36, 866439), (42, 742662), (51, 611604), (54, 577626), (63, 495108), (68, 458703), (81, 385084), (84, 371331), (102, 305802), (108, 288813), (119, 262116), (126, 247554), (153, 203868), (162, 192542), (189, 165036), (204, 152901), (238, 131058), (252, 123777), (306, 101934), (324, 96271), (357, 87372), (378, 82518), (459, 67956), (476, 65529), (567, 55012), (612, 50967), (714, 43686), (756, 41259), (809, 38556), (918, 33978), (1071, 29124), (1134, 27506), (1377, 22652), (1428, 21843), (1618, 19278), (1836, 16989), (2142, 14562), (2268, 13753), (2427, 12852), (2754, 11326), (3213, 9708), (3236, 9639), (4284, 7281), (4854, 6426), (5508, 5663)]