331992073

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1\times {\mathrm{271}}^1$

素因数の和:509

約数の個数: 32

約数和(自身を含む): 410132480

約数和(自身を除く): 78140407

約数列:

[1, 7, 19, 61, 133, 151, 271, 427, 1057, 1159, 1897, 2869, 5149, 8113, 9211, 16531, 20083, 36043, 40921, 64477, 115717, 175009, 286447, 314089, 777499, 1225063, 2198623, 2496181, 5442493, 17473267, 47427439, 331992073]

約数ペア:

[(1, 331992073), (7, 47427439), (19, 17473267), (61, 5442493), (133, 2496181), (151, 2198623), (271, 1225063), (427, 777499), (1057, 314089), (1159, 286447), (1897, 175009), (2869, 115717), (5149, 64477), (8113, 40921), (9211, 36043), (16531, 20083)]