1640597745

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{38149}}^1$

素因数の和:38265

約数の個数: 32

約数和(自身を含む): 2724825600

約数和(自身を除く): 1084227855

約数列:

[1, 3, 5, 15, 47, 61, 141, 183, 235, 305, 705, 915, 2867, 8601, 14335, 38149, 43005, 114447, 190745, 572235, 1793003, 2327089, 5379009, 6981267, 8965015, 11635445, 26895045, 34906335, 109373183, 328119549, 546865915, 1640597745]

約数ペア:

[(1, 1640597745), (3, 546865915), (5, 328119549), (15, 109373183), (47, 34906335), (61, 26895045), (141, 11635445), (183, 8965015), (235, 6981267), (305, 5379009), (705, 2327089), (915, 1793003), (2867, 572235), (8601, 190745), (14335, 114447), (38149, 43005)]