201916923

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{197}}^1\times {\mathrm{641}}^1$

素因数の和:895

約数の個数: 32

約数和(自身を含む): 298976832

約数和(自身を除く): 97059909

約数列:

[1, 3, 13, 39, 41, 123, 197, 533, 591, 641, 1599, 1923, 2561, 7683, 8077, 8333, 24231, 24999, 26281, 78843, 105001, 126277, 315003, 341653, 378831, 1024959, 1641601, 4924803, 5177357, 15532071, 67305641, 201916923]

約数ペア:

[(1, 201916923), (3, 67305641), (13, 15532071), (39, 5177357), (41, 4924803), (123, 1641601), (197, 1024959), (533, 378831), (591, 341653), (641, 315003), (1599, 126277), (1923, 105001), (2561, 78843), (7683, 26281), (8077, 24999), (8333, 24231)]