28066506

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{89}}^1\times {\mathrm{311}}^1$

素因数の和:431

約数の個数: 48

約数和(自身を含む): 61663680

約数和(自身を除く): 33597174

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 89, 169, 178, 267, 311, 338, 507, 534, 622, 933, 1014, 1157, 1866, 2314, 3471, 4043, 6942, 8086, 12129, 15041, 24258, 27679, 30082, 45123, 52559, 55358, 83037, 90246, 105118, 157677, 166074, 315354, 359827, 719654, 1079481, 2158962, 4677751, 9355502, 14033253, 28066506]

約数ペア:

[(1, 28066506), (2, 14033253), (3, 9355502), (6, 4677751), (13, 2158962), (26, 1079481), (39, 719654), (78, 359827), (89, 315354), (169, 166074), (178, 157677), (267, 105118), (311, 90246), (338, 83037), (507, 55358), (534, 52559), (622, 45123), (933, 30082), (1014, 27679), (1157, 24258), (1866, 15041), (2314, 12129), (3471, 8086), (4043, 6942)]