2391948

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{269}}^1$

素因数の和:311

約数の個数: 72

約数和(自身を含む): 6879600

約数和(自身を除く): 4487652

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 36, 38, 39, 52, 57, 76, 78, 114, 117, 156, 171, 228, 234, 247, 269, 342, 468, 494, 538, 684, 741, 807, 988, 1076, 1482, 1614, 2223, 2421, 2964, 3228, 3497, 4446, 4842, 5111, 6994, 8892, 9684, 10222, 10491, 13988, 15333, 20444, 20982, 30666, 31473, 41964, 45999, 61332, 62946, 66443, 91998, 125892, 132886, 183996, 199329, 265772, 398658, 597987, 797316, 1195974, 2391948]

約数ペア:

[(1, 2391948), (2, 1195974), (3, 797316), (4, 597987), (6, 398658), (9, 265772), (12, 199329), (13, 183996), (18, 132886), (19, 125892), (26, 91998), (36, 66443), (38, 62946), (39, 61332), (52, 45999), (57, 41964), (76, 31473), (78, 30666), (114, 20982), (117, 20444), (156, 15333), (171, 13988), (228, 10491), (234, 10222), (247, 9684), (269, 8892), (342, 6994), (468, 5111), (494, 4842), (538, 4446), (684, 3497), (741, 3228), (807, 2964), (988, 2421), (1076, 2223), (1482, 1614)]