1850970885

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{281}}^1\times {\mathrm{313}}^1$

素因数の和:686

約数の個数: 64

約数和(自身を含む): 3162226176

約数和(自身を除く): 1311255291

約数列:

[1, 3, 5, 15, 23, 61, 69, 115, 183, 281, 305, 313, 345, 843, 915, 939, 1403, 1405, 1565, 4209, 4215, 4695, 6463, 7015, 7199, 17141, 19093, 19389, 21045, 21597, 32315, 35995, 51423, 57279, 85705, 87953, 95465, 96945, 107985, 257115, 263859, 286395, 394243, 439139, 439765, 1182729, 1317417, 1319295, 1971215, 2022919, 2195695, 5365133, 5913645, 6068757, 6587085, 10114595, 16095399, 26825665, 30343785, 80476995, 123398059, 370194177, 616990295, 1850970885]

約数ペア:

[(1, 1850970885), (3, 616990295), (5, 370194177), (15, 123398059), (23, 80476995), (61, 30343785), (69, 26825665), (115, 16095399), (183, 10114595), (281, 6587085), (305, 6068757), (313, 5913645), (345, 5365133), (843, 2195695), (915, 2022919), (939, 1971215), (1403, 1319295), (1405, 1317417), (1565, 1182729), (4209, 439765), (4215, 439139), (4695, 394243), (6463, 286395), (7015, 263859), (7199, 257115), (17141, 107985), (19093, 96945), (19389, 95465), (21045, 87953), (21597, 85705), (32315, 57279), (35995, 51423)]