42872505

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{5113}}^1$

素因数の和:5177

約数の個数: 32

約数和(自身を含む): 75605376

約数和(自身を除く): 32732871

約数列:

[1, 3, 5, 13, 15, 39, 43, 65, 129, 195, 215, 559, 645, 1677, 2795, 5113, 8385, 15339, 25565, 66469, 76695, 199407, 219859, 332345, 659577, 997035, 1099295, 2858167, 3297885, 8574501, 14290835, 42872505]

約数ペア:

[(1, 42872505), (3, 14290835), (5, 8574501), (13, 3297885), (15, 2858167), (39, 1099295), (43, 997035), (65, 659577), (129, 332345), (195, 219859), (215, 199407), (559, 76695), (645, 66469), (1677, 25565), (2795, 15339), (5113, 8385)]