16213813

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1$

素因数の和:237

約数の個数: 32

約数和(自身を含む): 21461760

約数和(自身を除く): 5247947

約数列:

[1, 7, 11, 29, 53, 77, 137, 203, 319, 371, 583, 959, 1507, 1537, 2233, 3973, 4081, 7261, 10549, 10759, 16907, 27811, 43703, 50827, 79871, 118349, 210569, 305921, 559097, 1473983, 2316259, 16213813]

約数ペア:

[(1, 16213813), (7, 2316259), (11, 1473983), (29, 559097), (53, 305921), (77, 210569), (137, 118349), (203, 79871), (319, 50827), (371, 43703), (583, 27811), (959, 16907), (1507, 10759), (1537, 10549), (2233, 7261), (3973, 4081)]