28913302

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{181}}^1$

素因数の和:384

約数の個数: 32

約数和(自身を含む): 48825504

約数和(自身を除く): 19912202

約数列:

[1, 2, 11, 22, 53, 106, 137, 181, 274, 362, 583, 1166, 1507, 1991, 3014, 3982, 7261, 9593, 14522, 19186, 24797, 49594, 79871, 105523, 159742, 211046, 272767, 545534, 1314241, 2628482, 14456651, 28913302]

約数ペア:

[(1, 28913302), (2, 14456651), (11, 2628482), (22, 1314241), (53, 545534), (106, 272767), (137, 211046), (181, 159742), (274, 105523), (362, 79871), (583, 49594), (1166, 24797), (1507, 19186), (1991, 14522), (3014, 9593), (3982, 7261)]