399161928

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{1511977}}^1$

素因数の和:1511997

約数の個数: 32

約数和(自身を含む): 1088624160

約数和(自身を除く): 689462232

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 264, 1511977, 3023954, 4535931, 6047908, 9071862, 12095816, 16631747, 18143724, 33263494, 36287448, 49895241, 66526988, 99790482, 133053976, 199580964, 399161928]

約数ペア:

[(1, 399161928), (2, 199580964), (3, 133053976), (4, 99790482), (6, 66526988), (8, 49895241), (11, 36287448), (12, 33263494), (22, 18143724), (24, 16631747), (33, 12095816), (44, 9071862), (66, 6047908), (88, 4535931), (132, 3023954), (264, 1511977)]