28554948

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{383}}^1$

素因数の和:521

約数の個数: 72

約数和(自身を含む): 76876800

約数和(自身を除く): 48321852

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 109, 114, 171, 218, 228, 327, 342, 383, 436, 654, 684, 766, 981, 1149, 1308, 1532, 1962, 2071, 2298, 3447, 3924, 4142, 4596, 6213, 6894, 7277, 8284, 12426, 13788, 14554, 18639, 21831, 24852, 29108, 37278, 41747, 43662, 65493, 74556, 83494, 87324, 125241, 130986, 166988, 250482, 261972, 375723, 500964, 751446, 793193, 1502892, 1586386, 2379579, 3172772, 4759158, 7138737, 9518316, 14277474, 28554948]

約数ペア:

[(1, 28554948), (2, 14277474), (3, 9518316), (4, 7138737), (6, 4759158), (9, 3172772), (12, 2379579), (18, 1586386), (19, 1502892), (36, 793193), (38, 751446), (57, 500964), (76, 375723), (109, 261972), (114, 250482), (171, 166988), (218, 130986), (228, 125241), (327, 87324), (342, 83494), (383, 74556), (436, 65493), (654, 43662), (684, 41747), (766, 37278), (981, 29108), (1149, 24852), (1308, 21831), (1532, 18639), (1962, 14554), (2071, 13788), (2298, 12426), (3447, 8284), (3924, 7277), (4142, 6894), (4596, 6213)]