1291363658

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{653}}^1\times {\mathrm{3307}}^1$

素因数の和:3998

約数の個数: 32

約数和(自身を含む): 2180739456

約数和(自身を除く): 889375798

約数列:

[1, 2, 13, 23, 26, 46, 299, 598, 653, 1306, 3307, 6614, 8489, 15019, 16978, 30038, 42991, 76061, 85982, 152122, 195247, 390494, 988793, 1977586, 2159471, 4318942, 28073123, 49667833, 56146246, 99335666, 645681829, 1291363658]

約数ペア:

[(1, 1291363658), (2, 645681829), (13, 99335666), (23, 56146246), (26, 49667833), (46, 28073123), (299, 4318942), (598, 2159471), (653, 1977586), (1306, 988793), (3307, 390494), (6614, 195247), (8489, 152122), (15019, 85982), (16978, 76061), (30038, 42991)]