15563968

素因数分解:

$2^6\times 7^3\times {\mathrm{709}}^1$

素因数の和:742

約数の個数: 56

約数和(自身を含む): 36068000

約数和(自身を除く): 20504032

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 196, 224, 343, 392, 448, 686, 709, 784, 1372, 1418, 1568, 2744, 2836, 3136, 4963, 5488, 5672, 9926, 10976, 11344, 19852, 21952, 22688, 34741, 39704, 45376, 69482, 79408, 138964, 158816, 243187, 277928, 317632, 486374, 555856, 972748, 1111712, 1945496, 2223424, 3890992, 7781984, 15563968]

約数ペア:

[(1, 15563968), (2, 7781984), (4, 3890992), (7, 2223424), (8, 1945496), (14, 1111712), (16, 972748), (28, 555856), (32, 486374), (49, 317632), (56, 277928), (64, 243187), (98, 158816), (112, 138964), (196, 79408), (224, 69482), (343, 45376), (392, 39704), (448, 34741), (686, 22688), (709, 21952), (784, 19852), (1372, 11344), (1418, 10976), (1568, 9926), (2744, 5672), (2836, 5488), (3136, 4963)]