28899416

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1$

素因数の和:193

約数の個数: 96

約数和(自身を含む): 69809040

約数和(自身を除く): 40909624

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 49, 52, 53, 56, 91, 98, 104, 106, 107, 182, 196, 212, 214, 364, 371, 392, 424, 428, 637, 689, 728, 742, 749, 856, 1274, 1378, 1391, 1484, 1498, 2548, 2597, 2756, 2782, 2968, 2996, 4823, 5096, 5194, 5243, 5512, 5564, 5671, 5992, 9646, 9737, 10388, 10486, 11128, 11342, 19292, 19474, 20776, 20972, 22684, 33761, 38584, 38948, 39697, 41944, 45368, 67522, 68159, 73723, 77896, 79394, 135044, 136318, 147446, 158788, 270088, 272636, 277879, 294892, 317576, 516061, 545272, 555758, 589784, 1032122, 1111516, 2064244, 2223032, 3612427, 4128488, 7224854, 14449708, 28899416]

約数ペア:

[(1, 28899416), (2, 14449708), (4, 7224854), (7, 4128488), (8, 3612427), (13, 2223032), (14, 2064244), (26, 1111516), (28, 1032122), (49, 589784), (52, 555758), (53, 545272), (56, 516061), (91, 317576), (98, 294892), (104, 277879), (106, 272636), (107, 270088), (182, 158788), (196, 147446), (212, 136318), (214, 135044), (364, 79394), (371, 77896), (392, 73723), (424, 68159), (428, 67522), (637, 45368), (689, 41944), (728, 39697), (742, 38948), (749, 38584), (856, 33761), (1274, 22684), (1378, 20972), (1391, 20776), (1484, 19474), (1498, 19292), (2548, 11342), (2597, 11128), (2756, 10486), (2782, 10388), (2968, 9737), (2996, 9646), (4823, 5992), (5096, 5671), (5194, 5564), (5243, 5512)]