397364235

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{229}}^1\times {\mathrm{3989}}^1$

素因数の和:4255

約数の個数: 32

約数和(自身を含む): 660744000

約数和(自身を除く): 263379765

約数列:

[1, 3, 5, 15, 29, 87, 145, 229, 435, 687, 1145, 3435, 3989, 6641, 11967, 19923, 19945, 33205, 59835, 99615, 115681, 347043, 578405, 913481, 1735215, 2740443, 4567405, 13702215, 26490949, 79472847, 132454745, 397364235]

約数ペア:

[(1, 397364235), (3, 132454745), (5, 79472847), (15, 26490949), (29, 13702215), (87, 4567405), (145, 2740443), (229, 1735215), (435, 913481), (687, 578405), (1145, 347043), (3435, 115681), (3989, 99615), (6641, 59835), (11967, 33205), (19923, 19945)]