448941321

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{419}}^1$

素因数の和:638

約数の個数: 48

約数和(自身を含む): 707616000

約数和(自身を除く): 258674679

約数列:

[1, 3, 9, 17, 47, 51, 141, 149, 153, 419, 423, 447, 799, 1257, 1341, 2397, 2533, 3771, 7003, 7123, 7191, 7599, 19693, 21009, 21369, 22797, 59079, 62431, 63027, 64107, 119051, 177237, 187293, 334781, 357153, 561879, 1004343, 1061327, 1071459, 2934257, 3013029, 3183981, 8802771, 9551943, 26408313, 49882369, 149647107, 448941321]

約数ペア:

[(1, 448941321), (3, 149647107), (9, 49882369), (17, 26408313), (47, 9551943), (51, 8802771), (141, 3183981), (149, 3013029), (153, 2934257), (419, 1071459), (423, 1061327), (447, 1004343), (799, 561879), (1257, 357153), (1341, 334781), (2397, 187293), (2533, 177237), (3771, 119051), (7003, 64107), (7123, 63027), (7191, 62431), (7599, 59079), (19693, 22797), (21009, 21369)]