139322048

素因数分解:

$2^6\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{281}}^1$

素因数の和:481

約数の個数: 56

約数和(自身を含む): 284219904

約数和(自身を除く): 144897856

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 122, 127, 244, 254, 281, 488, 508, 562, 976, 1016, 1124, 1952, 2032, 2248, 3904, 4064, 4496, 7747, 8128, 8992, 15494, 17141, 17984, 30988, 34282, 35687, 61976, 68564, 71374, 123952, 137128, 142748, 247904, 274256, 285496, 495808, 548512, 570992, 1097024, 1141984, 2176907, 2283968, 4353814, 8707628, 17415256, 34830512, 69661024, 139322048]

約数ペア:

[(1, 139322048), (2, 69661024), (4, 34830512), (8, 17415256), (16, 8707628), (32, 4353814), (61, 2283968), (64, 2176907), (122, 1141984), (127, 1097024), (244, 570992), (254, 548512), (281, 495808), (488, 285496), (508, 274256), (562, 247904), (976, 142748), (1016, 137128), (1124, 123952), (1952, 71374), (2032, 68564), (2248, 61976), (3904, 35687), (4064, 34282), (4496, 30988), (7747, 17984), (8128, 17141), (8992, 15494)]