378889115

素因数分解:

$5^1\times {\mathrm{11}}^3\times {\mathrm{17}}^2\times {\mathrm{197}}^1$

素因数の和:269

約数の個数: 48

約数和(自身を含む): 533944224

約数和(自身を除く): 155055109

約数列:

[1, 5, 11, 17, 55, 85, 121, 187, 197, 289, 605, 935, 985, 1331, 1445, 2057, 2167, 3179, 3349, 6655, 10285, 10835, 15895, 16745, 22627, 23837, 34969, 36839, 56933, 113135, 119185, 174845, 184195, 262207, 284665, 384659, 405229, 626263, 1311035, 1923295, 2026145, 3131315, 4457519, 6888893, 22287595, 34444465, 75777823, 378889115]

約数ペア:

[(1, 378889115), (5, 75777823), (11, 34444465), (17, 22287595), (55, 6888893), (85, 4457519), (121, 3131315), (187, 2026145), (197, 1923295), (289, 1311035), (605, 626263), (935, 405229), (985, 384659), (1331, 284665), (1445, 262207), (2057, 184195), (2167, 174845), (3179, 119185), (3349, 113135), (6655, 56933), (10285, 36839), (10835, 34969), (15895, 23837), (16745, 22627)]