28713906

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{40903}}^1$

素因数の和:40927

約数の個数: 32

約数和(自身を含む): 68718720

約数和(自身を除く): 40004814

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 234, 351, 702, 40903, 81806, 122709, 245418, 368127, 531739, 736254, 1063478, 1104381, 1595217, 2208762, 3190434, 4785651, 9571302, 14356953, 28713906]

約数ペア:

[(1, 28713906), (2, 14356953), (3, 9571302), (6, 4785651), (9, 3190434), (13, 2208762), (18, 1595217), (26, 1104381), (27, 1063478), (39, 736254), (54, 531739), (78, 368127), (117, 245418), (234, 122709), (351, 81806), (702, 40903)]