1356345

素因数分解:

$3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1$

素因数の和:231

約数の個数: 40

約数和(自身を含む): 2587464

約数和(自身を除く): 1231119

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 81, 85, 135, 153, 197, 255, 405, 459, 591, 765, 985, 1377, 1773, 2295, 2955, 3349, 5319, 6885, 8865, 10047, 15957, 16745, 26595, 30141, 50235, 79785, 90423, 150705, 271269, 452115, 1356345]

約数ペア:

[(1, 1356345), (3, 452115), (5, 271269), (9, 150705), (15, 90423), (17, 79785), (27, 50235), (45, 30141), (51, 26595), (81, 16745), (85, 15957), (135, 10047), (153, 8865), (197, 6885), (255, 5319), (405, 3349), (459, 2955), (591, 2295), (765, 1773), (985, 1377)]