28738395

素因数分解:

$3^5\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:167

約数の個数: 96

約数和(自身を含む): 61501440

約数和(自身を除く): 32763045

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 31, 35, 45, 63, 81, 93, 105, 109, 135, 155, 189, 217, 243, 279, 315, 327, 405, 465, 545, 567, 651, 763, 837, 945, 981, 1085, 1215, 1395, 1635, 1701, 1953, 2289, 2511, 2835, 2943, 3255, 3379, 3815, 4185, 4905, 5859, 6867, 7533, 8505, 8829, 9765, 10137, 11445, 12555, 14715, 16895, 17577, 20601, 23653, 26487, 29295, 30411, 34335, 37665, 44145, 50685, 52731, 61803, 70959, 87885, 91233, 103005, 118265, 132435, 152055, 185409, 212877, 263655, 273699, 309015, 354795, 456165, 638631, 821097, 927045, 1064385, 1368495, 1915893, 3193155, 4105485, 5747679, 9579465, 28738395]

約数ペア:

[(1, 28738395), (3, 9579465), (5, 5747679), (7, 4105485), (9, 3193155), (15, 1915893), (21, 1368495), (27, 1064385), (31, 927045), (35, 821097), (45, 638631), (63, 456165), (81, 354795), (93, 309015), (105, 273699), (109, 263655), (135, 212877), (155, 185409), (189, 152055), (217, 132435), (243, 118265), (279, 103005), (315, 91233), (327, 87885), (405, 70959), (465, 61803), (545, 52731), (567, 50685), (651, 44145), (763, 37665), (837, 34335), (945, 30411), (981, 29295), (1085, 26487), (1215, 23653), (1395, 20601), (1635, 17577), (1701, 16895), (1953, 14715), (2289, 12555), (2511, 11445), (2835, 10137), (2943, 9765), (3255, 8829), (3379, 8505), (3815, 7533), (4185, 6867), (4905, 5859)]