657612189

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{2339}}^1$

素因数の和:2456

約数の個数: 48

約数和(自身を含む): 1073217600

約数和(自身を除く): 415605411

約数列:

[1, 3, 9, 13, 27, 39, 81, 89, 117, 243, 267, 351, 801, 1053, 1157, 2339, 2403, 3159, 3471, 7017, 7209, 10413, 21051, 21627, 30407, 31239, 63153, 91221, 93717, 189459, 208171, 273663, 281151, 568377, 624513, 820989, 1873539, 2462967, 2706223, 5620617, 7388901, 8118669, 16861851, 24356007, 50585553, 73068021, 219204063, 657612189]

約数ペア:

[(1, 657612189), (3, 219204063), (9, 73068021), (13, 50585553), (27, 24356007), (39, 16861851), (81, 8118669), (89, 7388901), (117, 5620617), (243, 2706223), (267, 2462967), (351, 1873539), (801, 820989), (1053, 624513), (1157, 568377), (2339, 281151), (2403, 273663), (3159, 208171), (3471, 189459), (7017, 93717), (7209, 91221), (10413, 63153), (21051, 31239), (21627, 30407)]