201554451

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{7321}}^1$

素因数の和:7376

約数の個数: 48

約数和(自身を含む): 365514240

約数和(自身を除く): 163959789

約数列:

[1, 3, 7, 9, 19, 21, 23, 57, 63, 69, 133, 161, 171, 207, 399, 437, 483, 1197, 1311, 1449, 3059, 3933, 7321, 9177, 21963, 27531, 51247, 65889, 139099, 153741, 168383, 417297, 461223, 505149, 973693, 1178681, 1251891, 1515447, 2921079, 3199277, 3536043, 8763237, 9597831, 10608129, 22394939, 28793493, 67184817, 201554451]

約数ペア:

[(1, 201554451), (3, 67184817), (7, 28793493), (9, 22394939), (19, 10608129), (21, 9597831), (23, 8763237), (57, 3536043), (63, 3199277), (69, 2921079), (133, 1515447), (161, 1251891), (171, 1178681), (207, 973693), (399, 505149), (437, 461223), (483, 417297), (1197, 168383), (1311, 153741), (1449, 139099), (3059, 65889), (3933, 51247), (7321, 27531), (9177, 21963)]