128540916

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{72869}}^1$

素因数の和:72893

約数の個数: 54

約数和(自身を含む): 377976690

約数和(自身を除く): 249435774

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 441, 588, 882, 1764, 72869, 145738, 218607, 291476, 437214, 510083, 655821, 874428, 1020166, 1311642, 1530249, 2040332, 2623284, 3060498, 3570581, 4590747, 6120996, 7141162, 9181494, 10711743, 14282324, 18362988, 21423486, 32135229, 42846972, 64270458, 128540916]

約数ペア:

[(1, 128540916), (2, 64270458), (3, 42846972), (4, 32135229), (6, 21423486), (7, 18362988), (9, 14282324), (12, 10711743), (14, 9181494), (18, 7141162), (21, 6120996), (28, 4590747), (36, 3570581), (42, 3060498), (49, 2623284), (63, 2040332), (84, 1530249), (98, 1311642), (126, 1020166), (147, 874428), (196, 655821), (252, 510083), (294, 437214), (441, 291476), (588, 218607), (882, 145738), (1764, 72869)]