138327828

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{19571}}^1$

素因数の和:19628

約数の個数: 48

約数和(自身を含む): 350730240

約数和(自身を除く): 212402412

約数列:

[1, 2, 3, 4, 6, 12, 19, 31, 38, 57, 62, 76, 93, 114, 124, 186, 228, 372, 589, 1178, 1767, 2356, 3534, 7068, 19571, 39142, 58713, 78284, 117426, 234852, 371849, 606701, 743698, 1115547, 1213402, 1487396, 1820103, 2231094, 2426804, 3640206, 4462188, 7280412, 11527319, 23054638, 34581957, 46109276, 69163914, 138327828]

約数ペア:

[(1, 138327828), (2, 69163914), (3, 46109276), (4, 34581957), (6, 23054638), (12, 11527319), (19, 7280412), (31, 4462188), (38, 3640206), (57, 2426804), (62, 2231094), (76, 1820103), (93, 1487396), (114, 1213402), (124, 1115547), (186, 743698), (228, 606701), (372, 371849), (589, 234852), (1178, 117426), (1767, 78284), (2356, 58713), (3534, 39142), (7068, 19571)]