9989238

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{557}}^1$

素因数の和:637

約数の個数: 48

約数和(自身を含む): 23663664

約数和(自身を除く): 13674426

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 61, 98, 122, 147, 183, 294, 366, 427, 557, 854, 1114, 1281, 1671, 2562, 2989, 3342, 3899, 5978, 7798, 8967, 11697, 17934, 23394, 27293, 33977, 54586, 67954, 81879, 101931, 163758, 203862, 237839, 475678, 713517, 1427034, 1664873, 3329746, 4994619, 9989238]

約数ペア:

[(1, 9989238), (2, 4994619), (3, 3329746), (6, 1664873), (7, 1427034), (14, 713517), (21, 475678), (42, 237839), (49, 203862), (61, 163758), (98, 101931), (122, 81879), (147, 67954), (183, 54586), (294, 33977), (366, 27293), (427, 23394), (557, 17934), (854, 11697), (1114, 8967), (1281, 7798), (1671, 5978), (2562, 3899), (2989, 3342)]