81827642

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{2333}}^1$

素因数の和:2438

約数の個数: 32

約数和(自身を含む): 141160320

約数和(自身を除く): 59332678

約数列:

[1, 2, 13, 19, 26, 38, 71, 142, 247, 494, 923, 1349, 1846, 2333, 2698, 4666, 17537, 30329, 35074, 44327, 60658, 88654, 165643, 331286, 576251, 1152502, 2153359, 3147217, 4306718, 6294434, 40913821, 81827642]

約数ペア:

[(1, 81827642), (2, 40913821), (13, 6294434), (19, 4306718), (26, 3147217), (38, 2153359), (71, 1152502), (142, 576251), (247, 331286), (494, 165643), (923, 88654), (1349, 60658), (1846, 44327), (2333, 35074), (2698, 30329), (4666, 17537)]