221371696

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{152041}}^1$

素因数の和:152069

約数の個数: 40

約数和(自身を含む): 527889824

約数和(自身を除く): 306518128

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 152041, 304082, 608164, 1064287, 1216328, 1976533, 2128574, 2432656, 3953066, 4257148, 7906132, 8514296, 13835731, 15812264, 17028592, 27671462, 31624528, 55342924, 110685848, 221371696]

約数ペア:

[(1, 221371696), (2, 110685848), (4, 55342924), (7, 31624528), (8, 27671462), (13, 17028592), (14, 15812264), (16, 13835731), (26, 8514296), (28, 7906132), (52, 4257148), (56, 3953066), (91, 2432656), (104, 2128574), (112, 1976533), (182, 1216328), (208, 1064287), (364, 608164), (728, 304082), (1456, 152041)]