321990047688

素因数分解:

$2^3\times 3^1\times {\mathrm{191}}^1\times {\mathrm{193}}^1\times {\mathrm{363949}}^1$

素因数の和:364342

約数の個数: 64

約数和(自身を含む): 813384576000

約数和(自身を除く): 491394528312

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 191, 193, 382, 386, 573, 579, 764, 772, 1146, 1158, 1528, 1544, 2292, 2316, 4584, 4632, 36863, 73726, 110589, 147452, 221178, 294904, 363949, 442356, 727898, 884712, 1091847, 1455796, 2183694, 2911592, 4367388, 8734776, 69514259, 70242157, 139028518, 140484314, 208542777, 210726471, 278057036, 280968628, 417085554, 421452942, 556114072, 561937256, 834171108, 842905884, 1668342216, 1685811768, 13416251987, 26832503974, 40248755961, 53665007948, 80497511922, 107330015896, 160995023844, 321990047688]

約数ペア:

[(1, 321990047688), (2, 160995023844), (3, 107330015896), (4, 80497511922), (6, 53665007948), (8, 40248755961), (12, 26832503974), (24, 13416251987), (191, 1685811768), (193, 1668342216), (382, 842905884), (386, 834171108), (573, 561937256), (579, 556114072), (764, 421452942), (772, 417085554), (1146, 280968628), (1158, 278057036), (1528, 210726471), (1544, 208542777), (2292, 140484314), (2316, 139028518), (4584, 70242157), (4632, 69514259), (36863, 8734776), (73726, 4367388), (110589, 2911592), (147452, 2183694), (221178, 1455796), (294904, 1091847), (363949, 884712), (442356, 727898)]