8901568

素因数分解:

$2^6\times {\mathrm{13}}^2\times {\mathrm{823}}^1$

素因数の和:861

約数の個数: 42

約数和(自身を含む): 19150584

約数和(自身を除く): 10249016

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 169, 208, 338, 416, 676, 823, 832, 1352, 1646, 2704, 3292, 5408, 6584, 10699, 10816, 13168, 21398, 26336, 42796, 52672, 85592, 139087, 171184, 278174, 342368, 556348, 684736, 1112696, 2225392, 4450784, 8901568]

約数ペア:

[(1, 8901568), (2, 4450784), (4, 2225392), (8, 1112696), (13, 684736), (16, 556348), (26, 342368), (32, 278174), (52, 171184), (64, 139087), (104, 85592), (169, 52672), (208, 42796), (338, 26336), (416, 21398), (676, 13168), (823, 10816), (832, 10699), (1352, 6584), (1646, 5408), (2704, 3292)]