81015982

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{491}}^1$

素因数の和:744

約数の個数: 32

約数和(自身を含む): 135177984

約数和(自身を除く): 54162002

約数列:

[1, 2, 17, 23, 34, 46, 211, 391, 422, 491, 782, 982, 3587, 4853, 7174, 8347, 9706, 11293, 16694, 22586, 82501, 103601, 165002, 191981, 207202, 383962, 1761217, 2382823, 3522434, 4765646, 40507991, 81015982]

約数ペア:

[(1, 81015982), (2, 40507991), (17, 4765646), (23, 3522434), (34, 2382823), (46, 1761217), (211, 383962), (391, 207202), (422, 191981), (491, 165002), (782, 103601), (982, 82501), (3587, 22586), (4853, 16694), (7174, 11293), (8347, 9706)]