138431601

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{3769}}^1$

素因数の和:3846

約数の個数: 48

約数和(自身を含む): 254067840

約数和(自身を除く): 115636239

約数列:

[1, 3, 7, 9, 11, 21, 33, 53, 63, 77, 99, 159, 231, 371, 477, 583, 693, 1113, 1749, 3339, 3769, 4081, 5247, 11307, 12243, 26383, 33921, 36729, 41459, 79149, 124377, 199757, 237447, 290213, 373131, 599271, 870639, 1398299, 1797813, 2197327, 2611917, 4194897, 6591981, 12584691, 15381289, 19775943, 46143867, 138431601]

約数ペア:

[(1, 138431601), (3, 46143867), (7, 19775943), (9, 15381289), (11, 12584691), (21, 6591981), (33, 4194897), (53, 2611917), (63, 2197327), (77, 1797813), (99, 1398299), (159, 870639), (231, 599271), (371, 373131), (477, 290213), (583, 237447), (693, 199757), (1113, 124377), (1749, 79149), (3339, 41459), (3769, 36729), (4081, 33921), (5247, 26383), (11307, 12243)]