331370996978

素因数分解:

$2^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{311}}^1\times {\mathrm{647}}^1\times {\mathrm{1489}}^1$

素因数の和:2535

約数の個数: 64

約数和(自身を含む): 578385100800

約数和(自身を除く): 247014103822

約数列:

[1, 2, 7, 14, 79, 158, 311, 553, 622, 647, 1106, 1294, 1489, 2177, 2978, 4354, 4529, 9058, 10423, 20846, 24569, 49138, 51113, 102226, 117631, 171983, 201217, 235262, 343966, 357791, 402434, 463079, 715582, 823417, 926158, 963383, 1408519, 1646834, 1926766, 2817038, 3241553, 6483106, 6743681, 13487362, 15896143, 31792286, 36583241, 73166482, 76107257, 111273001, 152214514, 222546002, 256082687, 299612113, 512165374, 532750799, 599224226, 1065501598, 2097284791, 4194569582, 23669356927, 47338713854, 165685498489, 331370996978]

約数ペア:

[(1, 331370996978), (2, 165685498489), (7, 47338713854), (14, 23669356927), (79, 4194569582), (158, 2097284791), (311, 1065501598), (553, 599224226), (622, 532750799), (647, 512165374), (1106, 299612113), (1294, 256082687), (1489, 222546002), (2177, 152214514), (2978, 111273001), (4354, 76107257), (4529, 73166482), (9058, 36583241), (10423, 31792286), (20846, 15896143), (24569, 13487362), (49138, 6743681), (51113, 6483106), (102226, 3241553), (117631, 2817038), (171983, 1926766), (201217, 1646834), (235262, 1408519), (343966, 963383), (357791, 926158), (402434, 823417), (463079, 715582)]