42488172

素因数分解:

$2^2\times 3^3\times {\mathrm{197}}^1\times {\mathrm{1997}}^1$

素因数の和:2207

約数の個数: 48

約数和(自身を含む): 110769120

約数和(自身を除く): 68280948

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 197, 394, 591, 788, 1182, 1773, 1997, 2364, 3546, 3994, 5319, 5991, 7092, 7988, 10638, 11982, 17973, 21276, 23964, 35946, 53919, 71892, 107838, 215676, 393409, 786818, 1180227, 1573636, 2360454, 3540681, 4720908, 7081362, 10622043, 14162724, 21244086, 42488172]

約数ペア:

[(1, 42488172), (2, 21244086), (3, 14162724), (4, 10622043), (6, 7081362), (9, 4720908), (12, 3540681), (18, 2360454), (27, 1573636), (36, 1180227), (54, 786818), (108, 393409), (197, 215676), (394, 107838), (591, 71892), (788, 53919), (1182, 35946), (1773, 23964), (1997, 21276), (2364, 17973), (3546, 11982), (3994, 10638), (5319, 7988), (5991, 7092)]