1387323

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{61}}^1$

素因数の和:112

約数の個数: 36

約数和(自身を含む): 2456688

約数和(自身を除く): 1069365

約数列:

[1, 3, 7, 9, 19, 21, 57, 61, 63, 133, 171, 183, 361, 399, 427, 549, 1083, 1159, 1197, 1281, 2527, 3249, 3477, 3843, 7581, 8113, 10431, 22021, 22743, 24339, 66063, 73017, 154147, 198189, 462441, 1387323]

約数ペア:

[(1, 1387323), (3, 462441), (7, 198189), (9, 154147), (19, 73017), (21, 66063), (57, 24339), (61, 22743), (63, 22021), (133, 10431), (171, 8113), (183, 7581), (361, 3843), (399, 3477), (427, 3249), (549, 2527), (1083, 1281), (1159, 1197)]