28768908

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{1433}}^1$

素因数の和:1686

約数の個数: 48

約数和(自身を含む): 77091840

約数和(自身を除く): 48322932

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 239, 478, 717, 956, 1433, 1434, 1673, 2866, 2868, 3346, 4299, 5019, 5732, 6692, 8598, 10031, 10038, 17196, 20062, 20076, 30093, 40124, 60186, 120372, 342487, 684974, 1027461, 1369948, 2054922, 2397409, 4109844, 4794818, 7192227, 9589636, 14384454, 28768908]

約数ペア:

[(1, 28768908), (2, 14384454), (3, 9589636), (4, 7192227), (6, 4794818), (7, 4109844), (12, 2397409), (14, 2054922), (21, 1369948), (28, 1027461), (42, 684974), (84, 342487), (239, 120372), (478, 60186), (717, 40124), (956, 30093), (1433, 20076), (1434, 20062), (1673, 17196), (2866, 10038), (2868, 10031), (3346, 8598), (4299, 6692), (5019, 5732)]