38915751

素因数分解:

$3^1\times 7^3\times {\mathrm{59}}^1\times {\mathrm{641}}^1$

素因数の和:724

約数の個数: 32

約数和(自身を含む): 61632000

約数和(自身を除く): 22716249

約数列:

[1, 3, 7, 21, 49, 59, 147, 177, 343, 413, 641, 1029, 1239, 1923, 2891, 4487, 8673, 13461, 20237, 31409, 37819, 60711, 94227, 113457, 219863, 264733, 659589, 794199, 1853131, 5559393, 12971917, 38915751]

約数ペア:

[(1, 38915751), (3, 12971917), (7, 5559393), (21, 1853131), (49, 794199), (59, 659589), (147, 264733), (177, 219863), (343, 113457), (413, 94227), (641, 60711), (1029, 37819), (1239, 31409), (1923, 20237), (2891, 13461), (4487, 8673)]