1520381007

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{1291}}^1$

素因数の和:1484

約数の個数: 48

約数和(自身を含む): 2370251520

約数和(自身を除く): 849870513

約数列:

[1, 3, 9, 19, 57, 71, 97, 171, 213, 291, 639, 873, 1291, 1349, 1843, 3873, 4047, 5529, 6887, 11619, 12141, 16587, 20661, 24529, 61983, 73587, 91661, 125227, 130853, 220761, 274983, 375681, 392559, 824949, 1127043, 1177677, 1741559, 2379313, 5224677, 7137939, 8891117, 15674031, 21413817, 26673351, 80020053, 168931223, 506793669, 1520381007]

約数ペア:

[(1, 1520381007), (3, 506793669), (9, 168931223), (19, 80020053), (57, 26673351), (71, 21413817), (97, 15674031), (171, 8891117), (213, 7137939), (291, 5224677), (639, 2379313), (873, 1741559), (1291, 1177677), (1349, 1127043), (1843, 824949), (3873, 392559), (4047, 375681), (5529, 274983), (6887, 220761), (11619, 130853), (12141, 125227), (16587, 91661), (20661, 73587), (24529, 61983)]