28414204

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{311}}^1$

素因数の和:586

約数の個数: 48

約数和(自身を含む): 61641216

約数和(自身を除く): 33227012

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 251, 311, 364, 502, 622, 1004, 1244, 1757, 2177, 3263, 3514, 4043, 4354, 6526, 7028, 8086, 8708, 13052, 16172, 22841, 28301, 45682, 56602, 78061, 91364, 113204, 156122, 312244, 546427, 1014793, 1092854, 2029586, 2185708, 4059172, 7103551, 14207102, 28414204]

約数ペア:

[(1, 28414204), (2, 14207102), (4, 7103551), (7, 4059172), (13, 2185708), (14, 2029586), (26, 1092854), (28, 1014793), (52, 546427), (91, 312244), (182, 156122), (251, 113204), (311, 91364), (364, 78061), (502, 56602), (622, 45682), (1004, 28301), (1244, 22841), (1757, 16172), (2177, 13052), (3263, 8708), (3514, 8086), (4043, 7028), (4354, 6526)]