1331435968

素因数分解:

$2^6\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{5231}}^1$

素因数の和:5381

約数の個数: 56

約数和(自身を含む): 2734933824

約数和(自身を除く): 1403497856

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 97, 164, 194, 328, 388, 656, 776, 1312, 1552, 2624, 3104, 3977, 5231, 6208, 7954, 10462, 15908, 20924, 31816, 41848, 63632, 83696, 127264, 167392, 214471, 254528, 334784, 428942, 507407, 857884, 1014814, 1715768, 2029628, 3431536, 4059256, 6863072, 8118512, 13726144, 16237024, 20803687, 32474048, 41607374, 83214748, 166429496, 332858992, 665717984, 1331435968]

約数ペア:

[(1, 1331435968), (2, 665717984), (4, 332858992), (8, 166429496), (16, 83214748), (32, 41607374), (41, 32474048), (64, 20803687), (82, 16237024), (97, 13726144), (164, 8118512), (194, 6863072), (328, 4059256), (388, 3431536), (656, 2029628), (776, 1715768), (1312, 1014814), (1552, 857884), (2624, 507407), (3104, 428942), (3977, 334784), (5231, 254528), (6208, 214471), (7954, 167392), (10462, 127264), (15908, 83696), (20924, 63632), (31816, 41848)]