217179896

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1\times {\mathrm{163}}^1$

素因数の和:384

約数の個数: 64

約数和(自身を含む): 442622880

約数和(自身を除く): 225442984

約数列:

[1, 2, 4, 8, 17, 34, 68, 97, 101, 136, 163, 194, 202, 326, 388, 404, 652, 776, 808, 1304, 1649, 1717, 2771, 3298, 3434, 5542, 6596, 6868, 9797, 11084, 13192, 13736, 15811, 16463, 19594, 22168, 31622, 32926, 39188, 63244, 65852, 78376, 126488, 131704, 166549, 268787, 279871, 333098, 537574, 559742, 666196, 1075148, 1119484, 1332392, 1596911, 2150296, 2238968, 3193822, 6387644, 12775288, 27147487, 54294974, 108589948, 217179896]

約数ペア:

[(1, 217179896), (2, 108589948), (4, 54294974), (8, 27147487), (17, 12775288), (34, 6387644), (68, 3193822), (97, 2238968), (101, 2150296), (136, 1596911), (163, 1332392), (194, 1119484), (202, 1075148), (326, 666196), (388, 559742), (404, 537574), (652, 333098), (776, 279871), (808, 268787), (1304, 166549), (1649, 131704), (1717, 126488), (2771, 78376), (3298, 65852), (3434, 63244), (5542, 39188), (6596, 32926), (6868, 31622), (9797, 22168), (11084, 19594), (13192, 16463), (13736, 15811)]