28421532

素因数分解:

$2^2\times 3^2\times {\mathrm{109}}^1\times {\mathrm{7243}}^1$

素因数の和:7362

約数の個数: 36

約数和(自身を含む): 72512440

約数和(自身を除く): 44090908

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 109, 218, 327, 436, 654, 981, 1308, 1962, 3924, 7243, 14486, 21729, 28972, 43458, 65187, 86916, 130374, 260748, 789487, 1578974, 2368461, 3157948, 4736922, 7105383, 9473844, 14210766, 28421532]

約数ペア:

[(1, 28421532), (2, 14210766), (3, 9473844), (4, 7105383), (6, 4736922), (9, 3157948), (12, 2368461), (18, 1578974), (36, 789487), (109, 260748), (218, 130374), (327, 86916), (436, 65187), (654, 43458), (981, 28972), (1308, 21729), (1962, 14486), (3924, 7243)]