30755907

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^2$

素因数の和:137

約数の個数: 72

約数和(自身を含む): 59151456

約数和(自身を除く): 28395549

約数列:

[1, 3, 7, 9, 13, 17, 21, 39, 47, 51, 63, 91, 117, 119, 141, 153, 221, 273, 329, 357, 423, 611, 663, 799, 819, 987, 1071, 1547, 1833, 1989, 2209, 2397, 2961, 4277, 4641, 5499, 5593, 6627, 7191, 10387, 12831, 13923, 15463, 16779, 19881, 28717, 31161, 37553, 38493, 46389, 50337, 72709, 86151, 93483, 112659, 139167, 201019, 218127, 258453, 262871, 337977, 488189, 603057, 654381, 788613, 1464567, 1809171, 2365839, 3417323, 4393701, 10251969, 30755907]

約数ペア:

[(1, 30755907), (3, 10251969), (7, 4393701), (9, 3417323), (13, 2365839), (17, 1809171), (21, 1464567), (39, 788613), (47, 654381), (51, 603057), (63, 488189), (91, 337977), (117, 262871), (119, 258453), (141, 218127), (153, 201019), (221, 139167), (273, 112659), (329, 93483), (357, 86151), (423, 72709), (611, 50337), (663, 46389), (799, 38493), (819, 37553), (987, 31161), (1071, 28717), (1547, 19881), (1833, 16779), (1989, 15463), (2209, 13923), (2397, 12831), (2961, 10387), (4277, 7191), (4641, 6627), (5499, 5593)]