138565584

素因数分解:

$2^4\times 3^2\times {\mathrm{971}}^1\times {\mathrm{991}}^1$

素因数の和:1976

約数の個数: 60

約数和(自身を含む): 388582272

約数和(自身を除く): 250016688

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 971, 991, 1942, 1982, 2913, 2973, 3884, 3964, 5826, 5946, 7768, 7928, 8739, 8919, 11652, 11892, 15536, 15856, 17478, 17838, 23304, 23784, 34956, 35676, 46608, 47568, 69912, 71352, 139824, 142704, 962261, 1924522, 2886783, 3849044, 5773566, 7698088, 8660349, 11547132, 15396176, 17320698, 23094264, 34641396, 46188528, 69282792, 138565584]

約数ペア:

[(1, 138565584), (2, 69282792), (3, 46188528), (4, 34641396), (6, 23094264), (8, 17320698), (9, 15396176), (12, 11547132), (16, 8660349), (18, 7698088), (24, 5773566), (36, 3849044), (48, 2886783), (72, 1924522), (144, 962261), (971, 142704), (991, 139824), (1942, 71352), (1982, 69912), (2913, 47568), (2973, 46608), (3884, 35676), (3964, 34956), (5826, 23784), (5946, 23304), (7768, 17838), (7928, 17478), (8739, 15856), (8919, 15536), (11652, 11892)]