197269345

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{257}}^1$

素因数の和:530

約数の個数: 48

約数和(自身を含む): 298943568

約数和(自身を除く): 101674223

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 241, 245, 257, 455, 637, 1205, 1285, 1687, 1799, 3133, 3185, 3341, 8435, 8995, 11809, 12593, 15665, 16705, 21931, 23387, 59045, 61937, 62965, 109655, 116935, 153517, 163709, 309685, 433559, 767585, 805181, 818545, 2167795, 3034913, 4025905, 5636267, 15174565, 28181335, 39453869, 197269345]

約数ペア:

[(1, 197269345), (5, 39453869), (7, 28181335), (13, 15174565), (35, 5636267), (49, 4025905), (65, 3034913), (91, 2167795), (241, 818545), (245, 805181), (257, 767585), (455, 433559), (637, 309685), (1205, 163709), (1285, 153517), (1687, 116935), (1799, 109655), (3133, 62965), (3185, 61937), (3341, 59045), (8435, 23387), (8995, 21931), (11809, 16705), (12593, 15665)]