219352035

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1489}}^1$

素因数の和:1588

約数の個数: 64

約数和(自身を含む): 425687040

約数和(自身を除く): 206335005

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 61, 69, 105, 115, 161, 183, 305, 345, 427, 483, 805, 915, 1281, 1403, 1489, 2135, 2415, 4209, 4467, 6405, 7015, 7445, 9821, 10423, 21045, 22335, 29463, 31269, 34247, 49105, 52115, 90829, 102741, 147315, 156345, 171235, 239729, 272487, 454145, 513705, 635803, 719187, 1198645, 1362435, 1907409, 2089067, 3179015, 3595935, 6267201, 9537045, 10445335, 14623469, 31336005, 43870407, 73117345, 219352035]

約数ペア:

[(1, 219352035), (3, 73117345), (5, 43870407), (7, 31336005), (15, 14623469), (21, 10445335), (23, 9537045), (35, 6267201), (61, 3595935), (69, 3179015), (105, 2089067), (115, 1907409), (161, 1362435), (183, 1198645), (305, 719187), (345, 635803), (427, 513705), (483, 454145), (805, 272487), (915, 239729), (1281, 171235), (1403, 156345), (1489, 147315), (2135, 102741), (2415, 90829), (4209, 52115), (4467, 49105), (6405, 34247), (7015, 31269), (7445, 29463), (9821, 22335), (10423, 21045)]