211223038

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{3121}}^1$

素因数の和:3292

約数の個数: 32

約数和(自身を含む): 361902240

約数和(自身を除く): 150679202

約数列:

[1, 2, 13, 19, 26, 38, 137, 247, 274, 494, 1781, 2603, 3121, 3562, 5206, 6242, 33839, 40573, 59299, 67678, 81146, 118598, 427577, 770887, 855154, 1541774, 5558501, 8123963, 11117002, 16247926, 105611519, 211223038]

約数ペア:

[(1, 211223038), (2, 105611519), (13, 16247926), (19, 11117002), (26, 8123963), (38, 5558501), (137, 1541774), (247, 855154), (274, 770887), (494, 427577), (1781, 118598), (2603, 81146), (3121, 67678), (3562, 59299), (5206, 40573), (6242, 33839)]