42130809

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{577}}^1$

素因数の和:670

約数の個数: 48

約数和(自身を含む): 74538880

約数和(自身を除く): 32408071

約数列:

[1, 3, 7, 9, 19, 21, 57, 61, 63, 133, 171, 183, 399, 427, 549, 577, 1159, 1197, 1281, 1731, 3477, 3843, 4039, 5193, 8113, 10431, 10963, 12117, 24339, 32889, 35197, 36351, 73017, 76741, 98667, 105591, 230223, 246379, 316773, 668743, 690669, 739137, 2006229, 2217411, 4681201, 6018687, 14043603, 42130809]

約数ペア:

[(1, 42130809), (3, 14043603), (7, 6018687), (9, 4681201), (19, 2217411), (21, 2006229), (57, 739137), (61, 690669), (63, 668743), (133, 316773), (171, 246379), (183, 230223), (399, 105591), (427, 98667), (549, 76741), (577, 73017), (1159, 36351), (1197, 35197), (1281, 32889), (1731, 24339), (3477, 12117), (3843, 10963), (4039, 10431), (5193, 8113)]