28002208

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{811}}^1$

素因数の和:917

約数の個数: 48

約数和(自身を含む): 60159456

約数和(自身を除く): 32157248

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 83, 104, 166, 208, 332, 416, 664, 811, 1079, 1328, 1622, 2158, 2656, 3244, 4316, 6488, 8632, 10543, 12976, 17264, 21086, 25952, 34528, 42172, 67313, 84344, 134626, 168688, 269252, 337376, 538504, 875069, 1077008, 1750138, 2154016, 3500276, 7000552, 14001104, 28002208]

約数ペア:

[(1, 28002208), (2, 14001104), (4, 7000552), (8, 3500276), (13, 2154016), (16, 1750138), (26, 1077008), (32, 875069), (52, 538504), (83, 337376), (104, 269252), (166, 168688), (208, 134626), (332, 84344), (416, 67313), (664, 42172), (811, 34528), (1079, 25952), (1328, 21086), (1622, 17264), (2158, 12976), (2656, 10543), (3244, 8632), (4316, 6488)]