28056704

素因数分解:

$2^7\times {\mathrm{13}}^2\times {\mathrm{1297}}^1$

素因数の和:1337

約数の個数: 48

約数和(自身を含む): 60571170

約数和(自身を除く): 32514466

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 169, 208, 338, 416, 676, 832, 1297, 1352, 1664, 2594, 2704, 5188, 5408, 10376, 10816, 16861, 20752, 21632, 33722, 41504, 67444, 83008, 134888, 166016, 219193, 269776, 438386, 539552, 876772, 1079104, 1753544, 2158208, 3507088, 7014176, 14028352, 28056704]

約数ペア:

[(1, 28056704), (2, 14028352), (4, 7014176), (8, 3507088), (13, 2158208), (16, 1753544), (26, 1079104), (32, 876772), (52, 539552), (64, 438386), (104, 269776), (128, 219193), (169, 166016), (208, 134888), (338, 83008), (416, 67444), (676, 41504), (832, 33722), (1297, 21632), (1352, 20752), (1664, 16861), (2594, 10816), (2704, 10376), (5188, 5408)]