1216425505

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{271}}^1\times {\mathrm{1277}}^1$

素因数の和:1609

約数の個数: 32

約数和(自身を含む): 1585128960

約数和(自身を除く): 368703455

約数列:

[1, 5, 19, 37, 95, 185, 271, 703, 1277, 1355, 3515, 5149, 6385, 10027, 24263, 25745, 47249, 50135, 121315, 190513, 236245, 346067, 897731, 952565, 1730335, 4488655, 6575273, 12804479, 32876365, 64022395, 243285101, 1216425505]

約数ペア:

[(1, 1216425505), (5, 243285101), (19, 64022395), (37, 32876365), (95, 12804479), (185, 6575273), (271, 4488655), (703, 1730335), (1277, 952565), (1355, 897731), (3515, 346067), (5149, 236245), (6385, 190513), (10027, 121315), (24263, 50135), (25745, 47249)]