778049408

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{196081}}^1$

素因数の和:196126

約数の個数: 32

約数和(自身を含む): 1600029120

約数和(自身を除く): 821979712

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 496, 992, 1984, 3968, 196081, 392162, 784324, 1568648, 3137296, 6078511, 6274592, 12157022, 12549184, 24314044, 25098368, 48628088, 97256176, 194512352, 389024704, 778049408]

約数ペア:

[(1, 778049408), (2, 389024704), (4, 194512352), (8, 97256176), (16, 48628088), (31, 25098368), (32, 24314044), (62, 12549184), (64, 12157022), (124, 6274592), (128, 6078511), (248, 3137296), (496, 1568648), (992, 784324), (1984, 392162), (3968, 196081)]