4991895

素因数分解:

$3^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{359}}^1$

素因数の和:476

約数の個数: 32

約数和(自身を含む): 8985600

約数和(自身を除く): 3993705

約数列:

[1, 3, 5, 9, 15, 27, 45, 103, 135, 309, 359, 515, 927, 1077, 1545, 1795, 2781, 3231, 4635, 5385, 9693, 13905, 16155, 36977, 48465, 110931, 184885, 332793, 554655, 998379, 1663965, 4991895]

約数ペア:

[(1, 4991895), (3, 1663965), (5, 998379), (9, 554655), (15, 332793), (27, 184885), (45, 110931), (103, 48465), (135, 36977), (309, 16155), (359, 13905), (515, 9693), (927, 5385), (1077, 4635), (1545, 3231), (1795, 2781)]