28381122

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{20477}}^1$

素因数の和:20503

約数の個数: 48

約数和(自身を含む): 76669632

約数和(自身を除く): 48288510

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 42, 63, 66, 77, 99, 126, 154, 198, 231, 462, 693, 1386, 20477, 40954, 61431, 122862, 143339, 184293, 225247, 286678, 368586, 430017, 450494, 675741, 860034, 1290051, 1351482, 1576729, 2027223, 2580102, 3153458, 4054446, 4730187, 9460374, 14190561, 28381122]

約数ペア:

[(1, 28381122), (2, 14190561), (3, 9460374), (6, 4730187), (7, 4054446), (9, 3153458), (11, 2580102), (14, 2027223), (18, 1576729), (21, 1351482), (22, 1290051), (33, 860034), (42, 675741), (63, 450494), (66, 430017), (77, 368586), (99, 286678), (126, 225247), (154, 184293), (198, 143339), (231, 122862), (462, 61431), (693, 40954), (1386, 20477)]