260141637

素因数分解:

$3^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{433}}^1$

素因数の和:578

約数の個数: 48

約数和(自身を含む): 417181632

約数和(自身を除く): 157039995

約数列:

[1, 3, 7, 21, 49, 61, 67, 147, 183, 201, 427, 433, 469, 1281, 1299, 1407, 2989, 3031, 3283, 4087, 8967, 9093, 9849, 12261, 21217, 26413, 28609, 29011, 63651, 79239, 85827, 87033, 184891, 200263, 203077, 554673, 600789, 609231, 1294237, 1421539, 1769671, 3882711, 4264617, 5309013, 12387697, 37163091, 86713879, 260141637]

約数ペア:

[(1, 260141637), (3, 86713879), (7, 37163091), (21, 12387697), (49, 5309013), (61, 4264617), (67, 3882711), (147, 1769671), (183, 1421539), (201, 1294237), (427, 609231), (433, 600789), (469, 554673), (1281, 203077), (1299, 200263), (1407, 184891), (2989, 87033), (3031, 85827), (3283, 79239), (4087, 63651), (8967, 29011), (9093, 28609), (9849, 26413), (12261, 21217)]