428839839

素因数分解:

$3^5\times {\mathrm{101}}^2\times {\mathrm{173}}^1$

素因数の和:390

約数の個数: 36

約数和(自身を含む): 652550808

約数和(自身を除く): 223710969

約数列:

[1, 3, 9, 27, 81, 101, 173, 243, 303, 519, 909, 1557, 2727, 4671, 8181, 10201, 14013, 17473, 24543, 30603, 42039, 52419, 91809, 157257, 275427, 471771, 826281, 1415313, 1764773, 2478843, 4245939, 5294319, 15882957, 47648871, 142946613, 428839839]

約数ペア:

[(1, 428839839), (3, 142946613), (9, 47648871), (27, 15882957), (81, 5294319), (101, 4245939), (173, 2478843), (243, 1764773), (303, 1415313), (519, 826281), (909, 471771), (1557, 275427), (2727, 157257), (4671, 91809), (8181, 52419), (10201, 42039), (14013, 30603), (17473, 24543)]