28758678

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{5503}}^1$

素因数の和:5588

約数の個数: 32

約数和(自身を含む): 62877696

約数和(自身を除く): 34119018

約数列:

[1, 2, 3, 6, 13, 26, 39, 67, 78, 134, 201, 402, 871, 1742, 2613, 5226, 5503, 11006, 16509, 33018, 71539, 143078, 214617, 368701, 429234, 737402, 1106103, 2212206, 4793113, 9586226, 14379339, 28758678]

約数ペア:

[(1, 28758678), (2, 14379339), (3, 9586226), (6, 4793113), (13, 2212206), (26, 1106103), (39, 737402), (67, 429234), (78, 368701), (134, 214617), (201, 143078), (402, 71539), (871, 33018), (1742, 16509), (2613, 11006), (5226, 5503)]