12213225

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1$

素因数の和:167

約数の個数: 72

約数和(自身を含む): 24141312

約数和(自身を除く): 11928087

約数列:

[1, 3, 5, 9, 15, 17, 25, 31, 45, 51, 75, 85, 93, 103, 153, 155, 225, 255, 279, 309, 425, 465, 515, 527, 765, 775, 927, 1275, 1395, 1545, 1581, 1751, 2325, 2575, 2635, 3193, 3825, 4635, 4743, 5253, 6975, 7725, 7905, 8755, 9579, 13175, 15759, 15965, 23175, 23715, 26265, 28737, 39525, 43775, 47895, 54281, 78795, 79825, 118575, 131325, 143685, 162843, 239475, 271405, 393975, 488529, 718425, 814215, 1357025, 2442645, 4071075, 12213225]

約数ペア:

[(1, 12213225), (3, 4071075), (5, 2442645), (9, 1357025), (15, 814215), (17, 718425), (25, 488529), (31, 393975), (45, 271405), (51, 239475), (75, 162843), (85, 143685), (93, 131325), (103, 118575), (153, 79825), (155, 78795), (225, 54281), (255, 47895), (279, 43775), (309, 39525), (425, 28737), (465, 26265), (515, 23715), (527, 23175), (765, 15965), (775, 15759), (927, 13175), (1275, 9579), (1395, 8755), (1545, 7905), (1581, 7725), (1751, 6975), (2325, 5253), (2575, 4743), (2635, 4635), (3193, 3825)]