868878135

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{809}}^1\times {\mathrm{823}}^1$

素因数の和:1672

約数の個数: 48

約数和(自身を含む): 1561809600

約数和(自身を除く): 692931465

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 261, 435, 809, 823, 1305, 2427, 2469, 4045, 4115, 7281, 7407, 12135, 12345, 23461, 23867, 36405, 37035, 70383, 71601, 117305, 119335, 211149, 214803, 351915, 358005, 665807, 1055745, 1074015, 1997421, 3329035, 5992263, 9987105, 19308403, 29961315, 57925209, 96542015, 173775627, 289626045, 868878135]

約数ペア:

[(1, 868878135), (3, 289626045), (5, 173775627), (9, 96542015), (15, 57925209), (29, 29961315), (45, 19308403), (87, 9987105), (145, 5992263), (261, 3329035), (435, 1997421), (809, 1074015), (823, 1055745), (1305, 665807), (2427, 358005), (2469, 351915), (4045, 214803), (4115, 211149), (7281, 119335), (7407, 117305), (12135, 71601), (12345, 70383), (23461, 37035), (23867, 36405)]