394156935

素因数分解:

$3^5\times 5^1\times {\mathrm{401}}^1\times {\mathrm{809}}^1$

素因数の和:1230

約数の個数: 48

約数和(自身を含む): 711154080

約数和(自身を除く): 316997145

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 401, 405, 809, 1203, 1215, 2005, 2427, 3609, 4045, 6015, 7281, 10827, 12135, 18045, 21843, 32481, 36405, 54135, 65529, 97443, 109215, 162405, 196587, 324409, 327645, 487215, 973227, 982935, 1622045, 2919681, 4866135, 8759043, 14598405, 26277129, 43795215, 78831387, 131385645, 394156935]

約数ペア:

[(1, 394156935), (3, 131385645), (5, 78831387), (9, 43795215), (15, 26277129), (27, 14598405), (45, 8759043), (81, 4866135), (135, 2919681), (243, 1622045), (401, 982935), (405, 973227), (809, 487215), (1203, 327645), (1215, 324409), (2005, 196587), (2427, 162405), (3609, 109215), (4045, 97443), (6015, 65529), (7281, 54135), (10827, 36405), (12135, 32481), (18045, 21843)]