31122448

素因数分解:

$2^4\times 7^3\times {\mathrm{53}}^1\times {\mathrm{107}}^1$

素因数の和:189

約数の個数: 80

約数和(自身を含む): 72316800

約数和(自身を除く): 41194352

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 53, 56, 98, 106, 107, 112, 196, 212, 214, 343, 371, 392, 424, 428, 686, 742, 749, 784, 848, 856, 1372, 1484, 1498, 1712, 2597, 2744, 2968, 2996, 5194, 5243, 5488, 5671, 5936, 5992, 10388, 10486, 11342, 11984, 18179, 20776, 20972, 22684, 36358, 36701, 39697, 41552, 41944, 45368, 72716, 73402, 79394, 83888, 90736, 145432, 146804, 158788, 277879, 290864, 293608, 317576, 555758, 587216, 635152, 1111516, 1945153, 2223032, 3890306, 4446064, 7780612, 15561224, 31122448]

約数ペア:

[(1, 31122448), (2, 15561224), (4, 7780612), (7, 4446064), (8, 3890306), (14, 2223032), (16, 1945153), (28, 1111516), (49, 635152), (53, 587216), (56, 555758), (98, 317576), (106, 293608), (107, 290864), (112, 277879), (196, 158788), (212, 146804), (214, 145432), (343, 90736), (371, 83888), (392, 79394), (424, 73402), (428, 72716), (686, 45368), (742, 41944), (749, 41552), (784, 39697), (848, 36701), (856, 36358), (1372, 22684), (1484, 20972), (1498, 20776), (1712, 18179), (2597, 11984), (2744, 11342), (2968, 10486), (2996, 10388), (5194, 5992), (5243, 5936), (5488, 5671)]