31311756

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{7309}}^1$

素因数の和:7343

約数の個数: 72

約数和(自身を含む): 95790240

約数和(自身を除く): 64478484

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 28, 34, 36, 42, 51, 63, 68, 84, 102, 119, 126, 153, 204, 238, 252, 306, 357, 476, 612, 714, 1071, 1428, 2142, 4284, 7309, 14618, 21927, 29236, 43854, 51163, 65781, 87708, 102326, 124253, 131562, 153489, 204652, 248506, 263124, 306978, 372759, 460467, 497012, 613956, 745518, 869771, 920934, 1118277, 1491036, 1739542, 1841868, 2236554, 2609313, 3479084, 4473108, 5218626, 7827939, 10437252, 15655878, 31311756]

約数ペア:

[(1, 31311756), (2, 15655878), (3, 10437252), (4, 7827939), (6, 5218626), (7, 4473108), (9, 3479084), (12, 2609313), (14, 2236554), (17, 1841868), (18, 1739542), (21, 1491036), (28, 1118277), (34, 920934), (36, 869771), (42, 745518), (51, 613956), (63, 497012), (68, 460467), (84, 372759), (102, 306978), (119, 263124), (126, 248506), (153, 204652), (204, 153489), (238, 131562), (252, 124253), (306, 102326), (357, 87708), (476, 65781), (612, 51163), (714, 43854), (1071, 29236), (1428, 21927), (2142, 14618), (4284, 7309)]