246996945

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1091}}^1$

素因数の和:1164

約数の個数: 80

約数和(自身を含む): 488359872

約数和(自身を除く): 241362927

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 43, 45, 65, 81, 117, 129, 135, 195, 215, 351, 387, 405, 559, 585, 645, 1053, 1091, 1161, 1677, 1755, 1935, 2795, 3273, 3483, 5031, 5265, 5455, 5805, 8385, 9819, 14183, 15093, 16365, 17415, 25155, 29457, 42549, 45279, 46913, 49095, 70915, 75465, 88371, 127647, 140739, 147285, 212745, 226395, 234565, 382941, 422217, 441855, 609869, 638235, 703695, 1148823, 1266651, 1829607, 1914705, 2111085, 3049345, 3799953, 5488821, 5744115, 6333255, 9148035, 16466463, 18999765, 27444105, 49399389, 82332315, 246996945]

約数ペア:

[(1, 246996945), (3, 82332315), (5, 49399389), (9, 27444105), (13, 18999765), (15, 16466463), (27, 9148035), (39, 6333255), (43, 5744115), (45, 5488821), (65, 3799953), (81, 3049345), (117, 2111085), (129, 1914705), (135, 1829607), (195, 1266651), (215, 1148823), (351, 703695), (387, 638235), (405, 609869), (559, 441855), (585, 422217), (645, 382941), (1053, 234565), (1091, 226395), (1161, 212745), (1677, 147285), (1755, 140739), (1935, 127647), (2795, 88371), (3273, 75465), (3483, 70915), (5031, 49095), (5265, 46913), (5455, 45279), (5805, 42549), (8385, 29457), (9819, 25155), (14183, 17415), (15093, 16365)]