18440129253

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3559}}^1\times {\mathrm{18979}}^1$

素因数の和:22561

約数の個数: 32

約数和(自身を含む): 30270822400

約数和(自身を除く): 11830693147

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 3559, 10677, 18979, 24913, 46267, 56937, 74739, 132853, 138801, 246727, 323869, 398559, 740181, 971607, 1727089, 5181267, 67546261, 202638783, 472823827, 878101393, 1418471481, 2634304179, 6146709751, 18440129253]

約数ペア:

[(1, 18440129253), (3, 6146709751), (7, 2634304179), (13, 1418471481), (21, 878101393), (39, 472823827), (91, 202638783), (273, 67546261), (3559, 5181267), (10677, 1727089), (18979, 971607), (24913, 740181), (46267, 398559), (56937, 323869), (74739, 246727), (132853, 138801)]