17128930

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{2689}}^1$

素因数の和:2723

約数の個数: 48

約数和(自身を含む): 38639160

約数和(自身を除く): 21510230

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 65, 70, 91, 98, 130, 182, 245, 455, 490, 637, 910, 1274, 2689, 3185, 5378, 6370, 13445, 18823, 26890, 34957, 37646, 69914, 94115, 131761, 174785, 188230, 244699, 263522, 349570, 489398, 658805, 1223495, 1317610, 1712893, 2446990, 3425786, 8564465, 17128930]

約数ペア:

[(1, 17128930), (2, 8564465), (5, 3425786), (7, 2446990), (10, 1712893), (13, 1317610), (14, 1223495), (26, 658805), (35, 489398), (49, 349570), (65, 263522), (70, 244699), (91, 188230), (98, 174785), (130, 131761), (182, 94115), (245, 69914), (455, 37646), (490, 34957), (637, 26890), (910, 18823), (1274, 13445), (2689, 6370), (3185, 5378)]