438871245

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{331}}^1\times {\mathrm{2389}}^1$

素因数の和:2765

約数の個数: 32

約数和(自身を含む): 723653760

約数和(自身を除く): 284782515

約数列:

[1, 3, 5, 15, 37, 111, 185, 331, 555, 993, 1655, 2389, 4965, 7167, 11945, 12247, 35835, 36741, 61235, 88393, 183705, 265179, 441965, 790759, 1325895, 2372277, 3953795, 11861385, 29258083, 87774249, 146290415, 438871245]

約数ペア:

[(1, 438871245), (3, 146290415), (5, 87774249), (15, 29258083), (37, 11861385), (111, 3953795), (185, 2372277), (331, 1325895), (555, 790759), (993, 441965), (1655, 265179), (2389, 183705), (4965, 88393), (7167, 61235), (11945, 36741), (12247, 35835)]