1880198859

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{193}}^1\times {\mathrm{233}}^1$

素因数の和:628

約数の個数: 64

約数和(自身を含む): 3172635648

約数和(自身を除く): 1292436789

約数列:

[1, 3, 7, 11, 21, 33, 77, 181, 193, 231, 233, 543, 579, 699, 1267, 1351, 1631, 1991, 2123, 2563, 3801, 4053, 4893, 5973, 6369, 7689, 13937, 14861, 17941, 34933, 41811, 42173, 44583, 44969, 53823, 104799, 126519, 134907, 244531, 295211, 314783, 384263, 463903, 494659, 733593, 885633, 944349, 1152789, 1391709, 1483977, 2689841, 3247321, 3462613, 8069523, 8139389, 9741963, 10387839, 24418167, 56975723, 89533279, 170927169, 268599837, 626732953, 1880198859]

約数ペア:

[(1, 1880198859), (3, 626732953), (7, 268599837), (11, 170927169), (21, 89533279), (33, 56975723), (77, 24418167), (181, 10387839), (193, 9741963), (231, 8139389), (233, 8069523), (543, 3462613), (579, 3247321), (699, 2689841), (1267, 1483977), (1351, 1391709), (1631, 1152789), (1991, 944349), (2123, 885633), (2563, 733593), (3801, 494659), (4053, 463903), (4893, 384263), (5973, 314783), (6369, 295211), (7689, 244531), (13937, 134907), (14861, 126519), (17941, 104799), (34933, 53823), (41811, 44969), (42173, 44583)]