16111155

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1$

素因数の和:156

約数の個数: 64

約数和(自身を含む): 29611008

約数和(自身を除く): 13499853

約数列:

[1, 3, 5, 15, 17, 23, 41, 51, 67, 69, 85, 115, 123, 201, 205, 255, 335, 345, 391, 615, 697, 943, 1005, 1139, 1173, 1541, 1955, 2091, 2747, 2829, 3417, 3485, 4623, 4715, 5695, 5865, 7705, 8241, 10455, 13735, 14145, 16031, 17085, 23115, 26197, 41205, 46699, 48093, 63181, 78591, 80155, 130985, 140097, 189543, 233495, 240465, 315905, 392955, 700485, 947715, 1074077, 3222231, 5370385, 16111155]

約数ペア:

[(1, 16111155), (3, 5370385), (5, 3222231), (15, 1074077), (17, 947715), (23, 700485), (41, 392955), (51, 315905), (67, 240465), (69, 233495), (85, 189543), (115, 140097), (123, 130985), (201, 80155), (205, 78591), (255, 63181), (335, 48093), (345, 46699), (391, 41205), (615, 26197), (697, 23115), (943, 17085), (1005, 16031), (1139, 14145), (1173, 13735), (1541, 10455), (1955, 8241), (2091, 7705), (2747, 5865), (2829, 5695), (3417, 4715), (3485, 4623)]