131982968

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3929}}^1$

素因数の和:3984

約数の個数: 64

約数和(自身を含む): 297108000

約数和(自身を除く): 165125032

約数列:

[1, 2, 4, 8, 13, 17, 19, 26, 34, 38, 52, 68, 76, 104, 136, 152, 221, 247, 323, 442, 494, 646, 884, 988, 1292, 1768, 1976, 2584, 3929, 4199, 7858, 8398, 15716, 16796, 31432, 33592, 51077, 66793, 74651, 102154, 133586, 149302, 204308, 267172, 298604, 408616, 534344, 597208, 868309, 970463, 1269067, 1736618, 1940926, 2538134, 3473236, 3881852, 5076268, 6946472, 7763704, 10152536, 16497871, 32995742, 65991484, 131982968]

約数ペア:

[(1, 131982968), (2, 65991484), (4, 32995742), (8, 16497871), (13, 10152536), (17, 7763704), (19, 6946472), (26, 5076268), (34, 3881852), (38, 3473236), (52, 2538134), (68, 1940926), (76, 1736618), (104, 1269067), (136, 970463), (152, 868309), (221, 597208), (247, 534344), (323, 408616), (442, 298604), (494, 267172), (646, 204308), (884, 149302), (988, 133586), (1292, 102154), (1768, 74651), (1976, 66793), (2584, 51077), (3929, 33592), (4199, 31432), (7858, 16796), (8398, 15716)]