399221199

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{151}}^1\times {\mathrm{383}}^1$

素因数の和:612

約数の個数: 48

約数和(自身を含む): 637378560

約数和(自身を除く): 238157361

約数列:

[1, 3, 9, 13, 39, 59, 117, 151, 177, 383, 453, 531, 767, 1149, 1359, 1963, 2301, 3447, 4979, 5889, 6903, 8909, 14937, 17667, 22597, 26727, 44811, 57833, 67791, 80181, 115817, 173499, 203373, 293761, 347451, 520497, 751829, 881283, 1042353, 2255487, 2643849, 3412147, 6766461, 10236441, 30709323, 44357911, 133073733, 399221199]

約数ペア:

[(1, 399221199), (3, 133073733), (9, 44357911), (13, 30709323), (39, 10236441), (59, 6766461), (117, 3412147), (151, 2643849), (177, 2255487), (383, 1042353), (453, 881283), (531, 751829), (767, 520497), (1149, 347451), (1359, 293761), (1963, 203373), (2301, 173499), (3447, 115817), (4979, 80181), (5889, 67791), (6903, 57833), (8909, 44811), (14937, 26727), (17667, 22597)]