321509984

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{2801}}^1$

素因数の和:3039

約数の個数: 48

約数和(自身を含む): 673623216

約数和(自身を除く): 352113232

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 211, 272, 422, 544, 844, 1688, 2801, 3376, 3587, 5602, 6752, 7174, 11204, 14348, 22408, 28696, 44816, 47617, 57392, 89632, 95234, 114784, 190468, 380936, 591011, 761872, 1182022, 1523744, 2364044, 4728088, 9456176, 10047187, 18912352, 20094374, 40188748, 80377496, 160754992, 321509984]

約数ペア:

[(1, 321509984), (2, 160754992), (4, 80377496), (8, 40188748), (16, 20094374), (17, 18912352), (32, 10047187), (34, 9456176), (68, 4728088), (136, 2364044), (211, 1523744), (272, 1182022), (422, 761872), (544, 591011), (844, 380936), (1688, 190468), (2801, 114784), (3376, 95234), (3587, 89632), (5602, 57392), (6752, 47617), (7174, 44816), (11204, 28696), (14348, 22408)]