28041948

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3727}}^1$

素因数の和:3767

約数の個数: 72

約数和(自身を含む): 81419520

約数和(自身を除く): 53377572

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 19, 22, 33, 36, 38, 44, 57, 66, 76, 99, 114, 132, 171, 198, 209, 228, 342, 396, 418, 627, 684, 836, 1254, 1881, 2508, 3727, 3762, 7454, 7524, 11181, 14908, 22362, 33543, 40997, 44724, 67086, 70813, 81994, 122991, 134172, 141626, 163988, 212439, 245982, 283252, 368973, 424878, 491964, 637317, 737946, 778943, 849756, 1274634, 1475892, 1557886, 2336829, 2549268, 3115772, 4673658, 7010487, 9347316, 14020974, 28041948]

約数ペア:

[(1, 28041948), (2, 14020974), (3, 9347316), (4, 7010487), (6, 4673658), (9, 3115772), (11, 2549268), (12, 2336829), (18, 1557886), (19, 1475892), (22, 1274634), (33, 849756), (36, 778943), (38, 737946), (44, 637317), (57, 491964), (66, 424878), (76, 368973), (99, 283252), (114, 245982), (132, 212439), (171, 163988), (198, 141626), (209, 134172), (228, 122991), (342, 81994), (396, 70813), (418, 67086), (627, 44724), (684, 40997), (836, 33543), (1254, 22362), (1881, 14908), (2508, 11181), (3727, 7524), (3762, 7454)]