208022971

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1$

素因数の和:387

約数の個数: 32

約数和(自身を含む): 243855360

約数和(自身を除く): 35832389

約数列:

[1, 13, 23, 41, 71, 239, 299, 533, 923, 943, 1633, 2911, 3107, 5497, 9799, 12259, 16969, 21229, 37843, 66953, 71461, 127387, 220597, 225377, 390287, 695729, 870389, 2929901, 5073731, 9044477, 16001767, 208022971]

約数ペア:

[(1, 208022971), (13, 16001767), (23, 9044477), (41, 5073731), (71, 2929901), (239, 870389), (299, 695729), (533, 390287), (923, 225377), (943, 220597), (1633, 127387), (2911, 71461), (3107, 66953), (5497, 37843), (9799, 21229), (12259, 16969)]