31021668

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{293}}^1$

素因数の和:493

約数の個数: 72

約数和(自身を含む): 83793528

約数和(自身を除く): 52771860

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 173, 204, 293, 306, 346, 519, 586, 612, 692, 879, 1038, 1172, 1557, 1758, 2076, 2637, 2941, 3114, 3516, 4981, 5274, 5882, 6228, 8823, 9962, 10548, 11764, 14943, 17646, 19924, 26469, 29886, 35292, 44829, 50689, 52938, 59772, 89658, 101378, 105876, 152067, 179316, 202756, 304134, 456201, 608268, 861713, 912402, 1723426, 1824804, 2585139, 3446852, 5170278, 7755417, 10340556, 15510834, 31021668]

約数ペア:

[(1, 31021668), (2, 15510834), (3, 10340556), (4, 7755417), (6, 5170278), (9, 3446852), (12, 2585139), (17, 1824804), (18, 1723426), (34, 912402), (36, 861713), (51, 608268), (68, 456201), (102, 304134), (153, 202756), (173, 179316), (204, 152067), (293, 105876), (306, 101378), (346, 89658), (519, 59772), (586, 52938), (612, 50689), (692, 44829), (879, 35292), (1038, 29886), (1172, 26469), (1557, 19924), (1758, 17646), (2076, 14943), (2637, 11764), (2941, 10548), (3114, 9962), (3516, 8823), (4981, 6228), (5274, 5882)]