15661520173

素因数分解:

${\mathrm{13}}^2\times {\mathrm{37}}^2\times {\mathrm{139}}^1\times {\mathrm{487}}^1$

素因数の和:726

約数の個数: 36

約数和(自身を含む): 17591101920

約数和(自身を除く): 1929581747

約数列:

[1, 13, 37, 139, 169, 481, 487, 1369, 1807, 5143, 6253, 6331, 17797, 18019, 23491, 66859, 67693, 82303, 190291, 231361, 234247, 666703, 869167, 880009, 2473783, 2504641, 3045211, 8667139, 11440117, 32159179, 32560333, 92671717, 112672807, 423284329, 1204732321, 15661520173]

約数ペア:

[(1, 15661520173), (13, 1204732321), (37, 423284329), (139, 112672807), (169, 92671717), (481, 32560333), (487, 32159179), (1369, 11440117), (1807, 8667139), (5143, 3045211), (6253, 2504641), (6331, 2473783), (17797, 880009), (18019, 869167), (23491, 666703), (66859, 234247), (67693, 231361), (82303, 190291)]