28209618

素因数分解:

$2^1\times 3^2\times {\mathrm{89}}^1\times {\mathrm{17609}}^1$

素因数の和:17706

約数の個数: 24

約数和(自身を含む): 61811100

約数和(自身を除く): 33601482

約数列:

[1, 2, 3, 6, 9, 18, 89, 178, 267, 534, 801, 1602, 17609, 35218, 52827, 105654, 158481, 316962, 1567201, 3134402, 4701603, 9403206, 14104809, 28209618]

約数ペア:

[(1, 28209618), (2, 14104809), (3, 9403206), (6, 4701603), (9, 3134402), (18, 1567201), (89, 316962), (178, 158481), (267, 105654), (534, 52827), (801, 35218), (1602, 17609)]