12221487

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{151}}^1$

素因数の和:220

約数の個数: 36

約数和(自身を含む): 19669104

約数和(自身を除く): 7447617

約数列:

[1, 3, 9, 17, 23, 51, 69, 151, 153, 207, 391, 453, 529, 1173, 1359, 1587, 2567, 3473, 3519, 4761, 7701, 8993, 10419, 23103, 26979, 31257, 59041, 79879, 80937, 177123, 239637, 531369, 718911, 1357943, 4073829, 12221487]

約数ペア:

[(1, 12221487), (3, 4073829), (9, 1357943), (17, 718911), (23, 531369), (51, 239637), (69, 177123), (151, 80937), (153, 79879), (207, 59041), (391, 31257), (453, 26979), (529, 23103), (1173, 10419), (1359, 8993), (1587, 7701), (2567, 4761), (3473, 3519)]