381274845

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{523}}^1$

素因数の和:722

約数の個数: 64

約数和(自身を含む): 717133824

約数和(自身を除く): 335858979

約数列:

[1, 3, 5, 7, 15, 21, 35, 53, 105, 131, 159, 265, 371, 393, 523, 655, 795, 917, 1113, 1569, 1855, 1965, 2615, 2751, 3661, 4585, 5565, 6943, 7845, 10983, 13755, 18305, 20829, 27719, 34715, 48601, 54915, 68513, 83157, 104145, 138595, 145803, 194033, 205539, 243005, 342565, 415785, 479591, 582099, 729015, 970165, 1027695, 1438773, 2397955, 2910495, 3631189, 7193865, 10893567, 18155945, 25418323, 54467835, 76254969, 127091615, 381274845]

約数ペア:

[(1, 381274845), (3, 127091615), (5, 76254969), (7, 54467835), (15, 25418323), (21, 18155945), (35, 10893567), (53, 7193865), (105, 3631189), (131, 2910495), (159, 2397955), (265, 1438773), (371, 1027695), (393, 970165), (523, 729015), (655, 582099), (795, 479591), (917, 415785), (1113, 342565), (1569, 243005), (1855, 205539), (1965, 194033), (2615, 145803), (2751, 138595), (3661, 104145), (4585, 83157), (5565, 68513), (6943, 54915), (7845, 48601), (10983, 34715), (13755, 27719), (18305, 20829)]