28209944

素因数分解:

$2^3\times 7^1\times {\mathrm{137}}^1\times {\mathrm{3677}}^1$

素因数の和:3827

約数の個数: 32

約数和(自身を含む): 60907680

約数和(自身を除く): 32697736

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 137, 274, 548, 959, 1096, 1918, 3677, 3836, 7354, 7672, 14708, 25739, 29416, 51478, 102956, 205912, 503749, 1007498, 2014996, 3526243, 4029992, 7052486, 14104972, 28209944]

約数ペア:

[(1, 28209944), (2, 14104972), (4, 7052486), (7, 4029992), (8, 3526243), (14, 2014996), (28, 1007498), (56, 503749), (137, 205912), (274, 102956), (548, 51478), (959, 29416), (1096, 25739), (1918, 14708), (3677, 7672), (3836, 7354)]