289787688

素因数分解:

$2^3\times 3^2\times {\mathrm{661}}^1\times {\mathrm{6089}}^1$

素因数の和:6762

約数の個数: 48

約数和(自身を含む): 786158100

約数和(自身を除く): 496370412

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 661, 1322, 1983, 2644, 3966, 5288, 5949, 6089, 7932, 11898, 12178, 15864, 18267, 23796, 24356, 36534, 47592, 48712, 54801, 73068, 109602, 146136, 219204, 438408, 4024829, 8049658, 12074487, 16099316, 24148974, 32198632, 36223461, 48297948, 72446922, 96595896, 144893844, 289787688]

約数ペア:

[(1, 289787688), (2, 144893844), (3, 96595896), (4, 72446922), (6, 48297948), (8, 36223461), (9, 32198632), (12, 24148974), (18, 16099316), (24, 12074487), (36, 8049658), (72, 4024829), (661, 438408), (1322, 219204), (1983, 146136), (2644, 109602), (3966, 73068), (5288, 54801), (5949, 48712), (6089, 47592), (7932, 36534), (11898, 24356), (12178, 23796), (15864, 18267)]